WREN & MARTIN's English grammar-10 MCQs on Changing Simple Sentences into Complex Sentences
10 MCQs on Changing Simple Sentences into Complex Sentences
1. Simple sentence: "In spite of her poor health, she delivered an outstanding speech at the conference." Which of the following is the correct complex sentence?
- A) She delivered an outstanding speech at the conference and she was in poor health.
- B) Although she was in poor health, she delivered an outstanding speech at the conference.
- C) Being in poor health, she delivered an outstanding speech at the conference.
- D) She delivered an outstanding speech at the conference so she was in poor health.
Answer: B) Although she was in poor health, she delivered an outstanding speech at the conference. (The prepositional phrase "in spite of her poor health" is expanded into the subordinate concessive clause "although she was in poor health" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
2. Simple sentence: "Having completed his studies abroad, he returned to his hometown to serve his community." Which of the following is the correct complex sentence?
- A) He completed his studies abroad and he returned to his hometown to serve his community.
- B) He completed his studies abroad so he returned to his hometown to serve his community.
- C) After he had completed his studies abroad, he returned to his hometown to serve his community.
- D) Completing his studies abroad, and he returned to his hometown to serve his community.
Answer: C) After he had completed his studies abroad, he returned to his hometown to serve his community. (The participial phrase "having completed his studies abroad" is expanded into the subordinate time clause "after he had completed his studies abroad" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
3. Simple sentence: "He was too nervous to speak confidently in front of the large audience." Which of the following is the correct complex sentence?
- A) He was nervous and he could not speak confidently in front of the large audience.
- B) He was so nervous that he could not speak confidently in front of the large audience.
- C) Being nervous, he could not speak confidently in front of the large audience.
- D) He was nervous so he could not speak confidently in front of the large audience.
Answer: B) He was so nervous that he could not speak confidently in front of the large audience. (The "too…to" structure is expanded into the "so…that" structure — the infinitive phrase "to speak confidently" becomes the subordinate result clause "that he could not speak confidently" making the sentence complex.)
4. Simple sentence: "On hearing the good news, she immediately called her parents to share her joy." Which of the following is the correct complex sentence?
- A) She heard the good news and she immediately called her parents to share her joy.
- B) She heard the good news so she immediately called her parents to share her joy.
- C) Hearing the good news, she immediately called her parents to share her joy.
- D) As soon as she heard the good news, she immediately called her parents to share her joy.
Answer: D) As soon as she heard the good news, she immediately called her parents to share her joy. (The gerund phrase "on hearing the good news" is expanded into the subordinate time clause "as soon as she heard the good news" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
5. Simple sentence: "Despite facing numerous obstacles, he never gave up on his dream of becoming a doctor." Which of the following is the correct complex sentence?
- A) He faced numerous obstacles and he never gave up on his dream of becoming a doctor.
- B) He faced numerous obstacles so he never gave up on his dream of becoming a doctor.
- C) Even though he faced numerous obstacles, he never gave up on his dream of becoming a doctor.
- D) Facing numerous obstacles, and he never gave up on his dream of becoming a doctor.
Answer: C) Even though he faced numerous obstacles, he never gave up on his dream of becoming a doctor. (The prepositional phrase "despite facing numerous obstacles" is expanded into the subordinate concessive clause "even though he faced numerous obstacles" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
6. Simple sentence: "She is intelligent enough to solve the most difficult problems in the examination." Which of the following is the correct complex sentence?
- A) She is intelligent and she can solve the most difficult problems in the examination.
- B) She is so intelligent that she can solve the most difficult problems in the examination.
- C) Being intelligent, she can solve the most difficult problems in the examination.
- D) She is intelligent so she can solve the most difficult problems in the examination.
Answer: B) She is so intelligent that she can solve the most difficult problems in the examination. (The "adjective + enough + to" structure is expanded into the "so…that" structure — the infinitive phrase "to solve the most difficult problems" becomes the subordinate result clause "that she can solve the most difficult problems" making the sentence complex.)
7. Simple sentence: "Due to his exceptional performance, he was awarded the best employee of the year." Which of the following is the correct complex sentence?
- A) His performance was exceptional and he was awarded the best employee of the year.
- B) His performance was exceptional so he was awarded the best employee of the year.
- C) Because his performance was exceptional, he was awarded the best employee of the year.
- D) Having performed exceptionally, and he was awarded the best employee of the year.
Answer: C) Because his performance was exceptional, he was awarded the best employee of the year. (The prepositional phrase "due to his exceptional performance" is expanded into the subordinate causal clause "because his performance was exceptional" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
8. Simple sentence: "By practising regularly every day, she became one of the finest violinists in the country." Which of the following is the correct complex sentence?
- A) She practised regularly every day and she became one of the finest violinists in the country.
- B) She practised regularly every day so she became one of the finest violinists in the country.
- C) Because she practised regularly every day, she became one of the finest violinists in the country.
- D) She practised regularly every day but she became one of the finest violinists in the country.
Answer: C) Because she practised regularly every day, she became one of the finest violinists in the country. (The gerund phrase "by practising regularly every day" is expanded into the subordinate causal clause "because she practised regularly every day" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
9. Simple sentence: "Without proper rest and nutrition, an athlete cannot perform at the highest level." Which of the following is the correct complex sentence?
- A) An athlete does not get proper rest and nutrition and he cannot perform at the highest level.
- B) If an athlete does not get proper rest and nutrition, he cannot perform at the highest level.
- C) An athlete does not get proper rest and nutrition so he cannot perform at the highest level.
- D) Not getting proper rest and nutrition, and an athlete cannot perform at the highest level.
Answer: B) If an athlete does not get proper rest and nutrition, he cannot perform at the highest level. (The prepositional phrase "without proper rest and nutrition" is expanded into the subordinate conditional clause "if an athlete does not get proper rest and nutrition" — the sentence now has a main clause and a dependent clause making it a grammatically correct complex sentence.)
10. Simple sentence: "In addition to being a gifted writer, she is also a highly accomplished and sought-after public speaker." Which of the following is the correct complex sentence?
- A) She is a gifted writer and she is also a highly accomplished and sought-after public speaker.
- B) She is a gifted writer so she is also a highly accomplished and sought-after public speaker.
- C) Not only is she a gifted writer but she is also a highly accomplished and sought-after public speaker.
- D) Besides being a gifted writer, and she is also a highly accomplished public speaker.
Answer: C) Not only is she a gifted writer but she is also a highly accomplished and sought-after public speaker. (The prepositional phrase "in addition to being a gifted writer" is expanded using the "not only…but also" correlative structure — the sentence now contains two related clauses with the first expressing an unexpected additional quality making it a grammatically correct complex sentence.)
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