【题目】I don’t know______ he will come tomorrow. ______ he comes, I’ll tell you.

【题目】Of all the mobile phones, the red one is (cheap).

【题目】In our class, Jenny does her homework (carefully).

【题目】Who do you think walks (fast), Linda or Arm?

【题目】--- ____ you ever _____to Yantai ?

【题目】 Let’s play cards _________ watching TV. There is no good program this evening.

【题目】You should the new words when you don’t know how to spell them.

【题目】Can you tell me the best way the problem?

【题目】If you look after things well, you may use some of them again later.