介词专练1.–What time do you expect me back, Mum? --Say, ______ half an hour. A. at B. in C. before D. for2. When will the train D51 arrive? --_______ a few minutes. A. Since B. For C. In D. After 3. While I was standing _____ the window, I saw several boys running _______ the street. A. at, along B. on, at C. in , on D. to, in 4. –How soon will the manager come back? ---_______ about three days. A. For B. After C. In D. During5. The earthquake which happened in Yushu _______ 14th April 2010 was a big disaster. A. at B. on C. in D. to6. –Frank, when will the short meeting begin? –You should come ______ 2:30. If you come 10 minutes ______ that time, the meeting will be over. A. at, before B. at, after C. after, before D. by, before7. ______ the afternoon of April 30th, many foreign visitors arrived _______ Shanghai. A. In, at B. On, in C. On, to D. In, in8. Remember to spend some time ______ your loved ones, because they are not 4going to be around forever. A. from B. with C. in D. on 9. Connie arrived _____ the village _______ a snowy night. A. at, on B. at, in C. in, at D. in, on 10. –How beautiful the card is! -- Yes, it’s _______ my cousin ________ my birthday. I received it this morning. A. from, from B. to, for C. from , for D. for , from11. I am looking forward _______ going to a very good high school. A. for B. to C. on D. in12. The factory has been here ________ spring 1989. It’s here ________ about 20 years. A. for, for B. since, since C. for, since D. since, for 13. –Would you like some coffee? --Yes, and please get me some milk. I prefer coffee ____ milk. A. to B. with C. of D. on 14. The ____World Table tennis Championsh...