Section A: Decide if each word is a subordinating conjunction. Write yes or no.
1. open
2. until
3. because
4. complete
5. truck
6. after
7. since
8. if
Section B: For each group of words below, write COM if it is a complete complex sentence. Write DEP if it is only a dependent clause sentence fragment.
9. I will wait here until the bus arrives.
10. Because I lost my dog.
11. Until my homework is finished.
12. I will eat dinner before it gets dark.
Section C: Decide which of the two sentences below needs a comma. Tell which word comes before and after the comma.
13. While it is still light outside I will walk the dog.
14. I will walk the dog while it is still light outside.
Answers: 1- no; 2-yes; 3-yes; 4-no; 5-no; 6-yes; 7-yes; 8-yes; 9-COM; 10-DEP; 11-DEP; 12-COM; 13 needs a comma – outside, I