13. A. reached B. stepped C. entered D. left
12. A. empty B. full C. up D. down
11. A. stuck B. tried C. managed D. refused
10. A. to sit B. to be sat C. to sit on D. to be sat in
9. A. another B. other C. the other D. the only
8. A. and B. this C. who D. which
7.A. said B. saying C. spoken D. speaking
6. A. through B. by C. with D. in
5. A. arrived B. sat on C. reached D. left
4. A. seating B. seated C. seat D. sat