从所给的四个选项中选择最佳答案

I don't know ________.

[　　]

A． who the letter is from

B． who is the letter from

C． whom is the letter from

D．where the letter is from

从所给的四个选项中选择最佳答案

[　　]

A． getting...to　　　B．get...for

C．getting...for　　　D．to get...for

He often hears 　　　　 his friends. 

[　　]

A． off　　　B．from　　　C．of　　　D．with

Yesterday I received a letter 　　　　　 my friend. 

[　　]

A． of　　　B．wrote　　　C．written　　　D．from

He isn't here. He 　　　　 the library.

[　　]

A． has been to　　　　　　B．has gone to

C． has been in　　　　　　D． have gone to

从所给的四个选项中选择最佳答案

He didn't work hard ________ Chinese, so he failed in the exam.　

[　　]

A． on　　　B．in　　　C．for　　　D．with

All the students arrived on time ________ Jim. He was late for class again. 

　　　　[　　]

A. besides　　　　　B. for

C. except　　　　　 D. beside

----Where is Mary? She isn't here now.

----She ______ to the reading-room.

[    ]

　　A. went   B. has gone   C. has been   D. goes

I kept silent ['sailnt] adj. 无声的；寂静的 ______ he was writing.

[    ]

　　A. as soon as   B. while   C. till   D. once

He said that he didn't do ______ work.

[    ]

　　A. many   B. a lots of   C. a lot   D. much