Unit10 SectionB（3a-Self Check）随堂练习
一、根据句意及汉语提示完成单词
1. What _______ (难题)do you have about your school work?
2. Do you ever give _______ (建议) to your friends about their problems?
3. These children can ride bikes by _______ (他们自己).
4. We should talk with our parents, because they have a lot of _______ (经验).
5. Our _______ (代理商)in Beijing deals with our business.
6. Tom’s home is ten _______ (英里)from school.
7. We should do these things _______ (步)by step.
二、单项选择
1. You will be late ____ you leave immediately.
A. unless B. until C. if D. or
