13. He asked me _________ home the day before. A. what time I leave B. what time I will leave C. what time I left D. what time I had left 14. We can ______________not only through words but also through body language. A. talk B. transfer C. interpret D. communicate 15. Fortunately we had a map, ______________we’d have got lost. A. without which B. with which C. for which D. of which 16. By 2050, medical technology _________ many diseases. A. will have conquered B. Conquered C. has conquered D. is conquering 17. Neither of them will be treated preferentially,__________? A. won’t they B. will they C. won’t them D. will them 18. After finishing the presentation, I suggested ______________to the cinema. A. us to go B. that we to go C. going D. we going 19. Yesterday, Laura ____ him to put some shelves up. A. asked B. is asking C. ask D. was asked 20. I wonder ____ the tickets are on sale yet. A. what B. when C. where D. Whether 21. Ann ____ and left. A. said goodbye to me B. says goodbye to me C. tell me goodbye D. told me goodbye 22. My mother encouraged me ____ for recycling. A. to collect B. collecting C. collect D. should collect 23. Burning garbage ____ dangerous gases to the environment, and this may lead to global warming. A. emits B. throws C. sends D. rejects