请示文件中可以出现“报告”的字样，即请示能夹带报告内容。
参考答案：错
在横线上填上适当的助/情态动词。
1. —Must I finish the work now?
—No, you _____.
2. —Can you speak French?
—No, I _____.
3. —Do I need to call Mr. Black?
—Yes, you _____.
4. —May I open the door now?
—No, you _____. It's too noisy outside.
5. －May I go now?
—Yes. You _____.
前、后轮外胎三包期限是（）
A.12个月
B.6个月
C.3个月
D.不三包
