A.spend
B.spends
C.take
D.takes
[单选题]Measles (麻疹) ________ a long time to get over.A.spend B.spends C.take D.tak
[单选题]Measles(麻疹) ________ a long time to get over.A.spendB.spendsC.takeD.takes
[单选题]Measles ______a long time to get over.A.spendB.spendsC.takeD.takes
,他训练了很长的一段时间,所以获得比赛的胜利是他应得的。He s been training for a long time but he deserved t
[单选题]很长一段时间以来,我国的建筑能耗约占全国总能耗的()。A .1/10;B .1/7;C .1/4;D .1/2
[单选题]It took us quite a long time to get to the amusement park. It was journey.A. three hourB. a three-hoursC. a three-hourD. three hours
You had to wait a long time to get a visa, _?A. shouldn't youB. hadn't youC. did
[问答题] 色谱柱为什么要老化一段时间才能使用?
[判断题] 热继电器的保护动作在过载后需要经过一段时间后才能执行。A . 正确B . 错误
[单选题]电容器运行一段时间后,需要进行()。A .耐压试验B .绝缘性能试验C .外部检查D . D.内部检查