－_________I have a try on this pair of boot ? －Yes，you _________．

A．Can；could      B．May；may      

C．Can；might      D．May；could

This is a big class，and _________of the students _________boys．

A．two-third；are                B．second-there; is

C．two-thirds；are              D．two-three：is

Spacecraft can travel ______the speed of  light .

A. for         B. on        

C. in         D. at

In 2100, people will           by robots.

A. cared for    B. be looked   

C. be cared for    D. take care of

I wonder ___________ from Beijing next week.

A. whether will Tim returnB. whether Tim will return

C. if will Tim returnD. if Tim returns

Last night someone_______ the shop and took away lots of watches.

A. broke out    B. broke up   

C. broke off D. broke into

Though he is charged_______ the murder, he isn't involved_______ the case.

A．to; of    B．with; of   

C．to; in    D．with; in

The young woman was wanted ____________ murder.

A. to        B. about    C. for   D. with

Though he was badly ill, he ________ a good fight against his illness.

A. put on       B. put up     

C. put in         D. put off

The kidnapping ________ between 9 pm and 1 am.

A. took place                    B. took the place

C. took place of                      D. was taken place