10. A. put B. drop C. fall D. set
9. A. everything B. something C. nothing D. anything
8. A. show B. say C. talk D. speak
7. A. each B. every C. all D. some
6. A. why B. which C. how D. what
5. A. how long B. how far away C. how many D. how old
4. A. each other B. another C. the other D. others
3. A. It B. This C. That D. He
2. A. out of B. back from C. away from D. back to
1. A. because B. since C. when D. as