问题
单项选择题
（）载荷：在短时间内以较高速度作用于零件的载荷。
A、静
B、冲击
C、交变
答案
参考答案：B
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（）载荷：在短时间内以较高速度作用于零件的载荷。
A、静
B、冲击
C、交变
参考答案：B
| 完形填空。 | |||
| I shall never forget the day when the earthquake took place. The time was 5:15 in the afternoon and I was driving along the road to _1 my daughter from school. Our plan was to go 2 together. I had finished work at about 4 o'clock and then 3 to the post office. Then I stopped 4 at a shop in order to get some 5 fruit. We like to have some fruit to eat after our swim. I was driving along a high road on my way to the school. Over my road was another way for cars coming the other way. I was 6 so I put the bag of apples in the seat 7 me and started to eat one. Suddenly I saw the cars in front of me start to move from side to side. I slowed down. Then 8 started to shake. I didn't know what was happening. 9 something had gone wrong with my car. I drove 10 slower. I stopped the car and at the same moment the road fell onto the cars in front of me. I found myself in the dark. I couldn't move. The bottom parts of both my legs and my 11 were hurting badly and I couldn't move them. All around me was 12 . But below me I could  hear shoutsand a lot of noise. Then I 13 what had happened. I had been in an earthquake. For about two hours nobody came. Luckily I could 14 the bag of apples, so at least I had plenty to eat. Then I 15 people climbing towards me. A team of people had come to see if anyone was under the broken 16 . I called out " I'm here!" I heard a shout, soon 17 climbed to the side of the bridge near my car, "How are you doing?" he asked. "Not too bad," I said, " but my feet and legs 18 as if they're broken." "We'll have you out of there just as 19 as we can," he said. They didn't get me out 20 the next morning. I had been in my car for 14 hours. | |||
| ( )1. A. take ( )2. A. swimming ( )3. A. arrived ( )4. A. off ( )5. A. dried ( )6. A. happy ( )7. A. before ( )8. A. my car ( )9. A. Perhaps ( )10. A. much ( )11. A. feet ( )12. A. dark ( )13. A. was told ( )14. A. see ( )15. A. heard ( )16. A. railway ( )17. A. a stranger ( )18. A. feel ( )19. A. fast ( )20. A. on | B. bring B. shopping B. came B. away B. fresh B. excited B .below B. my hands B. Surely B. more B. arms B. quiet B. found out B. hold B. saw B. road B. a friend B. look B. easy B. to | C. get C. climbing C. got C. over C. expensive C. surprised C. beside C. my feet C. Suddenly C. even C. hands C. cold C. discovered C. catch C. found C. car C. my daughter C. seem C. soon C. until | D. send D. skating D. gone D. here D. hard D. hungry D. behi nd D. the road D. Quickly D. a little D. fingers D. noisy D. remembered D. reach D. recognized D. trees D. a driver D. appear D. possible D. after |