“利润表”是指反映企业在一定会计期间的经营成果的会计报表。( )
参考答案：对
用mustn't 或must完成句子。
1.Cars, buses and bikes ______ go when the traffic light is red.
2. The flowers______be watered every day, or it'll die.
3. No matter who wants to come in,he ______ knock on the door first.
4. You must speak to the old politely, ______you?
5. The children ______swim in the lake. It's not safe.
6. I haven't seen Alice several years. She ______be a big girl.
English has kinship terms and distinguishes some characteristics in relatives: ______.
A. blood relationship B. seniorityC. generation D. sex
