1. —Ken did badly in his math test. I'm terribly worried about the result. — _________?????????????????????.
A. I am so happy he is very healthy.
B. Well, it is hard to see.
C. Come on. It isn't the end of the world.


2. —It's raining so heavily outside. I'm terribly anxious about my son's safety. ?? — _________?????????????????????.
A. Well. He is a good boy.
B. Yes, it is. It will rain tomorrow.
C. Don't worry about him. He will come back safe and sound.


3. He asked me ___________ Zhang Hua came to school or not.?
A. whether
B. if
C. what


4. We consider it necessary ______ Tom should improve his behavior.
A. which
B. that
C. what


5. The birth rate of the country decreases ______ with years.
A. extremely
B. approximately
C. progressively


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