It was ________ that they all went swimming in the river．

A．such a hot weather

B．such hot weather

C．so hot weather

D．so hot a weather

Stay awake! You should know that it ________ to sleep in class．

A．doesn't permit

B．is not permitted

C．will not be permitted

D．was not permitted

It ________ we had stayed together for several weeks ________ I found we had a lot in common．

A．was until; when

B．was until; that

C．wasn't until; when

D．wasn't until; that

The player was ________ to win the 110-meter hurdle, but he fell to the ground and missed the chance．

A．possible

B．probable

C．likely

D．maybe

Mike is a music fan．Not only he but also all his family ________ concerts．

A．is fond of

B．are keen on

C．is interested in

D．are aware of

Whenever she ________ the happy time, she can't help feeling excited．

A．looks out for

B．looks up to

C．looks into

D．looks back at

Lu Chuan's film City of Life and Death, ________ on a true story, has won the top prize at Spanish Film Festival．

A．basing

B．based

C．being based

D．having based

Scientists say Vitamin D may be an effective way to ________ cancer but many people worldwide don't get enough of it．

A．contribute to

B．set aside

C．guard against

D．hold on to

Holland has two-thirds the citizens of the State of New York, which is ________ Holland．

A．four times the size as

B．the size four times of

C．four times as the size of

D．four times the size of

Is it true ________ people have nothing to do, they feel unhappy, worried and lonely?

A．when

B．whenever

C．that

D．that when