单选题My wallet is nowhere to be found. I ______ when I was on the bus.

单选题______ did I have any idea what a real man-made satellite looks like.A. Until quite recentlyB. It was quite recentlyC. Not was it quite recentlyD. Not until quite recently

单选题Would you mind ______ a photo of you? A. me take B. to take C. my taking D. me to take

单选题They welcomed the opportunity to participate fully__________the life of the village.

单选题Contrary ______ all advice, he started to climb the mountain during a storm. A. on B. at C. to D. against

单选题He (was) (lying) (on) the couch, (enjoyed) his cigar.

单选题It is not easy to learn English well, but if you ______, you will succeed in the end. A. hang up B. hang about C. hang on D. hang onto

单选题For reasons of safety and ease of maintenance, Washington and dozens of other communities are building rubber sidewalks made 1 ground-up tires of cars and bikes. The rubber squares are up to three times more expensive than concrete squares but 2 longer, because tree roots and freezing weather won"t crack them. That, 3 , could reduce the number of slip-and-fall complaints made 4 uneven pavements. The shock-absorbing surface also happens to be easier on the joints of slow runners and more forgiving when someone slips or falls. And the rubber sidewalks are considered more environmentally friendly. They 5 a way to recycle some of the estimated 290 million tires 6 out each year in the United States, and they do not restrict tree roots the way concrete squares 7 . Since 2001, a company, Rubber Sidewalks, has been grinding thousands of old tires into small pieces, 8 sticky substances and baking the material into sidewalk sections that weigh less than eleven pounds a square foot, or a quarter of the weight of concrete. The rubber squares are now 9 in two colors of gray and orange. The District of Columbia has spent about $60,000 to replace broken concrete with the rubber squares here and there in a residential 7 northeast of the capital.

单选题The famous novel is said ______ into Chinese.

单选题 One type of person that is common in many countries is the one who always tries to do as little as possible and to get as much{{U}} (56) {{/U}}return as he can. His opposite, the man who has{{U}} (57) {{/U}}for doing more that is strictly{{U}} (58) {{/U}}and who is ready to accept{{U}} (59) {{/U}}is offered in return, is{{U}} (60) {{/U}}everywhere. Both these types are entirely different{{U}} (61) {{/U}}their behavior. The man who{{U}} (62) {{/U}}is always talking about his"{{U}} (63) {{/U}}"; he thinks that society should{{U}} (64) {{/U}}him a pleasant ,easy life. The man (who is always doing more than{{U}} (65) {{/U}})talks of "duties" ; he feels that the{{U}} (66) {{/U}}is in debt to society. The man who tries to do as{{U}} (67) {{/U}}as he can is always full of{{U}} (68) {{/U}}. For instance, if he has{{U}} (69) {{/U}}to do something, it was because he was{{U}} (70) {{/U}}by bad luck. His opposite is never{{U}} (71) {{/U}}busy to take on a(an) {{U}}(72) {{/U}}piece of work. So it is{{U}} (73) {{/U}}that if you want something{{U}} (74) {{/U}}in a hurry, go to the busiest man whom you. have{{U}} (75) {{/U}}in.

单选题It is said that he ______ a murder.

单选题If we ______ the bus, we ______ the concert in the theatre now. A. miss, are enjoying B. hadn't missed, would be enjoying C. didn't miss, are enjoying D. hadn't missed, would have been enjoying

单选题"Would you like to go for a walk? Yes, It's __________ "

单选题I was surprised when the coffee pot was taken away because I ______ .

单选题Now it won"t be long before we meet again, ______?

单选题The present situation is very complex, so I think it will take me some time to ______its reality.

单选题I used to smoke ______, but I gave it up three years ago.

单选题He ______ working till he was seventy years old.

单选题—Tom, go and join your mother in cleaning the room. —Why ______ ? Jenny is sitting there doing nothing.