1 . —I prefer shutting myself in and listening to music all day on Sundays.
—That’s ______ I don’t agree. You should have a more active life.

A．where

B．how

C．when

D．what

2 . English has many borrowed words, _____ it is rather confusing to learners.

A．this is why	B．this is because
C．which is why	D．which is because

3 . Don’t be sad. The most important thing is _____ we must learn from our mistakes and move on.

A．how

B．that

C．what

D．why

4 . He did not see the film last night. That is _______ he had to help his little sister with her homework.

A．why

B．because

C．that

D．how

5 . Respect is not one-way traffic but mutual, and that might be          we fight back in the trade friction against the USA   .

A．where

B．because

C．why

D．how

6 . See the flags on top of the building? That was ______ we did this morning.

A．when

B．which

C．where

D．what

7 . The policeman asked the little boy to remain ______ he was and wait for his parents.

A．where

B．what

C．how

D．who

8 . Everyone on this planet is different, and that's______   makes it such a beautiful place.

A．When

B．how

C．what

D．why

9 . It is generally believed that communication skills are becoming ________ it takes to be a good doctor.

A．that	B．what
C．whether	D．how

10 . It seems ___________ the poor guy is going to die of ___________.

A．that；scare	B．as though；fright
C．as if；frighten	D．that；scared