精英家教网 > 初中英语 > 题目详情

Both his parents look sad.Maybe they ________ what's happened to him.

[  ]

A.

knew

B.

have known

C.

must know

D.

will know

答案:B
解析:

  现在完成时主要强调过去发生的动作对现在造成的影响,或过去发生的动作还未结束,一直持续到现在或将来。根据上下文分析、推理,正确答案是B。


练习册系列答案
相关习题

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

用词语填在下面的句子里,注意每个词语只限使用一次,并要注意用其适当的形式填空。

Let me ________.Mm,there's no fever.

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

I arrive at work ________ a smile ________ my face.

[  ]

A.

on;with

B.

with;on

C.

for;on

D.

in;on

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

补全对话。

根据对话内容在空白处填写一个适当的词,使对话完整。

  Doctor:What's   1   with you,young man?

  Paul:I don't feel   2  

  Doctor:I'm   3   to hear that.Please take   4   your shirt and   5   down on the bed.

  Paul:Yes,doctor.

  Doctor:Well,there's   6   much wrong with you.Do you take much exercise?

  Paul:No,doctor.I never have   7   time for exercise.

  Doctor:How do you sleep?

  Paul:Very badly,doctor.Can you give me   8   medicine to help me sleep?

  Doctor:Yes,I can,but I'm not going to.You don't need medicine.Just take more exercise.

  Paul:You're right,doctor.It's important for rile to   9   healthy.Thank you for your advice.

  Doctor:You're welcome.I   10   you feel better soon.

1.________

2.________

3.________

4.________

5.________

6.________

7.________

8.________

9.________

10.________

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

用所给词的适当形式填空。

In the last three years,we ________(not meet)each other.

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

-These farmers have been to the United States.

-Really?When ________ there?

[  ]

A.

will they go

B.

did they go

C.

do they go

D.

have they gone

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

单句改错,下列各句中均有一处错误,请指出并改正。

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

She can ________ both French and English.

[  ]

A.

say

B.

tell

C.

talk

D.

speak

查看答案和解析>>

科目:初中英语 来源:外研版(2012) 八年级下册 题型:

用所给单词的适当形式填空。

I can't help ________(laugh)when I watch them.

查看答案和解析>>

同步练习册答案