It gives a _______ impression of being dead,but in fact it is still alive.

A true　　　　　　　　 B.clear　　　　　　 C.complex　　　　　　 D. false

The two scientists have discovered 65 of the more than 100 planets ________ orbiting other stars.

A．have been found　　B．have found　　 C．to be found　　　 D．found

His success was because of ________ he had been working hard.

A. that

B. the fact which

C.the fact that

D.the fact

She thought I was talking about her daughter, ________, in fact, I was talking about my daughter.

　 A. whom 　 B. where

　 C. which 　 D. while

Kate’s little brother kicked the ball to the river; she took great trouble to get in ______ the river.

A. on             B. from　　 C. from on        D. over from

Stomach cancer has become more common in some areas ________ food is often not stored in a cold place.

A．that　　　 B．which

C．when　　　 D．where

Helping others is a habit, _______ you can learn even at an early age.

A. it　　　　 B. that　　　　 C. what　　　 D. one

The policy of the mainland is very clear and straightforward,and the key problem is _____the leaders of Taiwan will accept it．

A．that　　　　 　　 B．how　　　　　 C．why　　　　　 D．whether