Classify the following sentences as compound or complex,
1. It does not seem to be a difficult problem, but I am stuck.
2. We are not convinced that he deserves to win the first prize.
3. If you would like to visit the museum, please give me a call.
4. Since I came to this city, I have had little time for myself.
5. Sudha was confident that her speech had moved the audience deeply.
6. You have to start taking interest in your studies or you won't pass.
7. She knew it was raining, yet she did not take an umbrella.
8. Although the beginning was boring, I enjoyed the film.
9. I love eating good food, but please don't ask me to cook.
10. Ill inform you if my train is late.
11. We had to drive very slowly because the roads were wet.
12. I practised very hard before I went for the music exam.
Answers
The sentences given can be classified as follows :-
1. Compund sentence.
It has two independent sentences which are joined by the conjunction "but".
2. Complex sentence.
The second part of the sentence (that he deserves to win the first prize) is a dependent clause on the first part of the sentence.
3. Complex sentence.
The first part is a dependent clause using a subordinate conjunction "if".
4. Complex sentence.
"Since" is a subordinate conjunction used in the beginning of he dependent clause.
5. Complex sentence.
"that her speech had moved the audience deeply" is a dependent clause.
6. Compound sentence.
Two independent sentences are joined by conjunction "or".
7. Compound sentence.
Two independent sentences have been joined by conjunction "yet" and a comma.
8. Complex sentence.
"although the beginning was boring" is a dependent clause which uses a subordinate conjunction "although".
9. Compound sentence.
Two independent sentences joined by conjunction "but" and comma.
10. Complex sentence.
The second part is a dependent clause using a subordinating conjunction "if".
11. Complex sentence.
"because the roads were wet" is a dependent clause which uses a subordinate conjunction "because".
12. Complex sentence.
"before I went for the music exam" is a dependent clause which starts with a subordinate conjunction "before".