Between 2001—201 1, the number of overseas visitors expanded ______ 55%.A．byB．forC．toD．in

We do not hesitate to give our lives for our country,______suffer some hardships.

A．let down

B．let alone

C．leave out

D．leave off

Earths surface in the area of Manhattan is composed ______solid concrete.

A．with

B．by

C．into

D．of

He has been studying in the library every night ______the last three months.

A．since

B．until

C．for

D．before

.

A．position

B．situation

C．profession

D．rank

I didnt ______ to take a taxi but I had to as 1 was late.

A．assume

B．suppose

C．mean

D．hope

They did not loyally______the principles they advocated(宣扬的).

A．live on

B．live through

C．live up to

D．live with

I dont mind______the decision as long as it is not too late.

A．your delaying making

B．you to delay making

C．your delaying to make

D．you delay to make

Its already dark now. Dont you think its about time______?

A．we are having dinner

B．we have dinner

C．we had dinner

D．we can have dinner

This boy often dreams______a happier life on some other planet.

A．with

B．of

C．for

D．in

time you like.

A．desirable

B．favorable

C．noticeable

D．available