四、六级考试高频短语及搭配
五、单项选择。(15分)
( )21.-Must I finish my composition (作文) right now?
-No, you _______.You can hand it in tomorrow.
A. can’t B. mustn’t C. needn’t D. mayn’t
( )22. Smoking is bad for your health. You’d better________.
五、单项选择。(15分)
( )21.-Must I finish my composition (作文) right now?
-No, you _______.You can hand it in tomorrow.
A. can’t B. mustn’t C. needn’t D. mayn’t
( )22. Smoking is bad for your health. You’d better________.