题目内容
The teacher is already standing here. Do you know when she ______?
| A．comes | B．came |
| C．is coming | D．was coming |
B
解析试题分析：句意:老师已经站在这儿了。你知道她是什么时候来的吗？come来，是一个动词。根据句意可知，老师现在已经站在这里了，因此来这个动作应该是过去发生的，应该用一般过去时，故选B。A是一般现在时，表示经常性或习惯性的动作；C是现在进行时，表示此刻正在发生的事情；D是过去进行时，表示过去某时正在发生的动作。
考点：考查动词时态。
—Everyone except the twins ____________ Beijing.
—Oh, their mother is ill, so they have to look after her.
| A．have been to. | B．have gone to. |
| C．has been to. | D．has gone to. |
I am looking after Tom today.He’s been in my house ______________ 8:00 this morning.
| A．since | B．for |
| C．at | D．till |
—The book store ________ a big sale. The books there must be very cheap now.
—Sounds great. Let’s go into it and have a look.
| A．will have | B．had |
| C．is having | D．was having |
When Tim ___ why he was late for school, he just kept silent.
| A．was asked | B．asked |
| C．was asking | D．is asked |
I tennis with my cousin every day when I was in America.
| A．play | B．played |
| C．had played | D．has played |
He _____ in this factory for 20 years already.
| A．will work | B．works |
| C．has worked | D．is working |
—I called you last night, but no one answered me.
—Oh, I________ a shower.
| A．have taken | B．was taking |
| C．took | D．will take |
Mr. Green _______ his lessons when I went into his office.
| A．prepares | B．prepared |
| C．is preparing | D．was preparing |