Chinas central authorities have outlined a series of new guidelines on improving the countrys market economic mechanism. These measures are contained in a communique issued on Tuesday at the end of a plenary session of the Chinese Communist...[详情]

For the person keeping a journal, whatever he experiences and wants to hold he can write down. But to get it down on paper begins another adventure. For he has to focus on what he has experienced, and be able to say what, in fact, the exper...[详情]

For all the fevered work being done, however, science is still far away from the Brave New World vision of engineering a perfect human-or even a perfect tomato. Much more research is needed before gene therapy become commonplace and many di...[详情]

Researchers have found that short, intense exercise sessions prove to be healthier than longer, more moderate sessions with an equal caloric burn. The study found that activities like running and jumping reduced participants risk of develop...[详情]

1、Six years ______ since I had begun studying English. A. passed by B. has passed by C. had passed by D. passing by 2、When he was in the countryside, they ______ in the middle of the yard, spinning, talking and laughing. A. were to sit...[详情]

1、I was speaking to Ann on the phone when suddenly we were_______. A. hung up B. hung back C. cut down D. cut off 2、She wondered if she could have the opportunity to spend _______here so that she could learn more about the city. A. some...[详情]

1、Politics ______ the art or science of government. A. is B. are C. be D. being 2、My friend was very unhappy for not ______ to the concert. A. to be invited B. have been invited C. to have been invited D. inviting 3、The noise was caus...[详情]

1、This light is too _____ for me to read by.Dont we have a brighter bulb some where? said the elderly man. A. dim B. slight C. mild D. minute 2、The more a nations companies _____ factories abroad,the smaller that countrys recorded expor...[详情]

1、Yang, we _______playing the tape recorder so loudly after midnight. It could be a great disturbance to our neighbors. A dont suppose B are not supposing C supposed to be not D are not supposed to be 2、I have been to the doctors about...[详情]

1、He has been to London, and he ______ there again last year. A. has been B. has gone C. went D. had been 2、If you ______ here for a moment, Ill go back to fetch my bag. A. will wait B. have waited C. are waiting D. will be waiting 3、...[详情]