Answer:
1. He could not pitch in the final game because he fell and injured his shoulder.
2. As I go to bed around midnight, I have trouble getting up early every morning.
3. Astrologers are stargazers since they try to predict the future for other people.
4. While waiting for the president to arrive, the members discussed the last meeting.
5. Even though Greg practiced for weeks before the race, he finished in fourth place.
Step-by-step explanation:
A subordinate clause is a clause that cannot be taken as a full, complete sentence. It needs an independent clause to be a complete sentence.
An adverb clause is a clause that functions as an adverb and in this case, will be the subordinate clause.
Subordinating conjunctions are the conjunctions that glues the sentences together and will introduce the subordinate clause.
And lastly, a complex sentence is one that contains at least one independent clause and a dependent clause.
The given sentences can be made into complex sentences as follows-
[Subordinating conjunctions are underlined, subordinate clause/ adverb clause in parenthesis.]
1. He fell and injured his shoulder. He could not pitch in the final game.
He could not pitch in the final game (because he fell and injured his shoulder).
2. I go to bed around midnight. Every morning I have trouble getting up early.
(As I go to bed around midnight), I have trouble getting up early every morning.
3. Astrologers are stargazers. They try to predict the future for other people.
Astrologers are stargazers (since they try to predict the future for other people).
4. The members discussed the last meeting. They were waiting for the president to arrive.
(While waiting for the president to arrive), the members discussed the last meeting.
5. Greg practiced for weeks before the race. He finished in fourth place.
(Even though Greg practiced for weeks before the race), he finished in fourth place.