1 . （2018· 北京）This is _________ my father has taught me—to always face difficulties and hope for the best.

A．how	B．which
C．that	D．what

2 . The reason ______ he was late for class is ______ he didn’t catch the first bus.

A．why; because

B．why; that

C．that; because

D．which; that

3 . This is ________ my father has taught me—to always face difficulties and hope for the best. (用适当的词填空)

5 . ________ excited Jenny most was ________ she finally succeeded ________ she had failed many times.

A．That; that; what	B．What; that; what
C．That; what; where	D．What; that; where

6 . The contradiction between unbalanced and inadequate development and the people’s ever-growing needs for a better life is ________ we must face up to.

A．that

B．what

C．how

D．where

7 . ______ they are most interested in is ______ they can produce more and better cars.

A．That; how

B．What; how

C．What; what

D．That; that

8 . The limits of a person’s intelligence, generally speaking, are fixed at birth, but ______ he reaches these limits will depend on his environment.

A．whether

B．where

C．that

D．why

9 . We've got a couple of participants in the team. The problem is      can complete this challenging task.

A．which

B．what

C．who

D．that