【单选题】(2013·高考浙江卷)During the last three decades,the number of people participating in physical fitness programs ________ sharply.
【判断题】复杂反应是指只有一个反应方向的过程。其优化目标只需考虑反应速率,而反应速率直接影响反应器生产能力。
【单选题】During the 1980s, unemployment(失业人数)and underemployment(不充分就业)in some in some countries was so high as 90 per cent. Some countries did not【B1】enough food; basic needs in housing and clothing were not【...
【简答题】无效造血主要见于____、____、____。
【单选题】(2013·安徽皖南八校第三次联考)—Do you think I can pass the driving test? —________,I’m afraid.
【单选题】—How about getting a part-time job during the summer holidays? — , but I have promised to visit my cousin in Japan.
D.
No, I’m terribly sorry
【判断题】“shipment during March,2013”意为卖方可在2013年3月1日至3月31日期间的任何时间出运货物。 ( )