一. 单项选择 (共20小题，每小题1分，计20分)
选出可以填入空白处的最佳选项。
( )1. If you read the article for second time, you will have better understanding of it.
A. a; the B. /; the C. a; a D. /; a
( )2. — How nice the fish tastes! Could you tell me who taught you to cook it?
— To be honest, I learnt it watching TV. I learn to cook many dishes
TV.
A. by; in B. by; on C. in; on D. in; in
