UC知道英语问题 动词时态练习
来源：百度知道 编辑：UC知道 时间：2024/06/24 10:48:53
1.Jia bi's twenty.he_____some chinese by the time he ___ ten.
A.had learned,was B.has learned,was C..learned,was D.has learned,had been
2.Sandy_____here now.I guess she_____to the lab.
A.isn't,has gone B.is,has gone C.isn't,went D.isn't,has been
3.The street light____on when night falls.
A.will be B.have been C.would been D.are
A.had learned,was B.has learned,was C..learned,was D.has learned,had been
2.Sandy_____here now.I guess she_____to the lab.
A.isn't,has gone B.is,has gone C.isn't,went D.isn't,has been
3.The street light____on when night falls.
A.will be B.have been C.would been D.are
毫无争议，不知你想问什么
1 此人20了，所以他10岁时的事情，当然全是过去时态
他8岁是个状态，所以was表示过去即可
而他8岁时已经知道一些中文了，所以过去完成时
2 桑迪现在不在这儿，我想她在实验室
has gone 说话时所指人物正在那儿，即lab
has been 说话时所指人物不一定在，但曾经去过
如：I have been to Beijing three times. 我去过北京三次。（但我现在不在北京。）
3 when后接一般现在时表将来
A
A
A
A
A
A
a
a
a
1.A
2.A
3.A