－What a long walk it was!I was completely tired out．

－You ________ a taxi．

A．could take

B．could have taken

C．must have taken

D．should take

I am trying to be the kind of boss that the workers will ________．

A．live up to

B．look up to

C．watch out for

D．put up with

He became an actor at a very young age but it was nearly 20 years ________ he became famous．

A．until

B．when

C．before

D．that

China, a country with 145 million elderly people, will ________ an aging society during this century, according to Chinese population experts．

A．suggest

B．remain

C．replace

D．become

According to ________ World Health Organization, Aids is not ________ only deadly disease discovered in Africa．

A．the; a

B．the; the

C．a; a

D．a; the

Mr．Smith owns ________ collection of coins than anyone else I have ever met．

A．larger

B．a larger

C．the larger

D．a large

According to ________ announcement by Guangzhou price Bureau(物价局)，________ new measures which have been taken recently are expected to cut the operation costs of each．

A．the;/

B．an, the

C．/, the

D．an,/

When you rewrite the paragraph, I advise you to ________ the last sentence as it is rather misleading．

A．point out

B．make out

C．leave out

D．put out

Recently CCTV station has taken great pains to make a program that reviews the important ________ of the past 20 years．

A．affairs

B．matters

C．events

D．incidents

－Is this stick long enough?

－No, I need one ________．

A．twice so long

B．so long twice

C．twice as long

D．as long twice