It is so noisy in the restaurant and hard for us to ________ a conversation.

A. go on B. keep on C. carry on D. take on

A harmonious society is very important, so all the laws must be strictly______.

A . watched B. observed

C. carried D. handled

When you stand on the top of the mountain and overlook the surrounding scenery, you will find it is ______ to climb it up with effort.

A. worth B. worthy

C. possible D. worthwhile

-Can you lend me some more money?

-Sorry,I’ve got at hand myself.You know the cell phone cost me all I had just now.

A.no B.not C.none D.nothing

We are exited that a satellite ________ 10 tons was successfully placed in orbit yesterday.

A. weighed B. weighing

C. to be weighed D. being weighed

________ of his son’s safety, the father turned off the light and went to bed.

A. Being convinced B. Convincing

C. Convinced D. Having convinced

They are said to have developed a new ______ to teaching ,_______ is bound to improve classroom teaching greatly.

A.approach; which B. approach; that

C. means; which D. means; that

A number of graduates prefer to work in big cities , where there are lots of _______, like convenient transportation , more opportunities and better environment.

A. amusements B. attractions

C. collections D. achievements

You should book a train ticket_____ if you want to go home in time before the Spring Festival.

A. in return B. in advance

C. in place D. in order

Finding information in today’s world is easy. The ______ is how you can tell if the information you get is useful or not.

A. knowledge B. ability

C. competition D. challenge