1 . There is no doubt ______ international cooperation is key to ______ with cybercrime, as Vinton Cerf has said that the problem of cybercrime is _______ huge that it requires UN to form a special agency to act as an international referee or steward.

A．whether ; doing ; so	B．that ; dealing ; so
C．whether ; dealing ; such	D．that ; doing ; such

2 . It was not until the 18th century that man realized that the whole of the brain was involved in the working of the mind，　　　　？

A．was it

B．wasn’t it

C．did they

D．didn’t they

3 . There was a traffic jam. ________, he was late.

A．As a result

B．As a result of

C．As the result

D．As result

4 . The teacher asked us ________ so much noise.

A．don’t make	B．not make
C．not making	D．not to make

5 . Exercise is _____as any other to lose unwanted weight.

A．so useful a way

B．as a useful way

C．as useful a way

D．such a useful way