初三开云（中国）第一单元寒假语法预习

　　同学们，假期既是休闲、放松的时候，又是学习提高的佳期，善学的学生，总会合理利用假期，给自己充电，为自己的下学期学习打下一个坚实的基础。为了帮助同学们度过一个充实而有意义的假期，开云官方网页版中考频道特地准备了一些假期学习套餐，希望同学们依时完成，同时，也希望家长能督促子女完成。祝大家节日快乐!

　　语法复习

　　I.疑问词how的用法。写出下列句中how的用法,并试着回答每个句子。

　　1. How do you do? /How are you?

　　2. How are you feeling now?

　　3. How do you come to school?

　　4. How old is your young brother?

　　5. How many people are there in your family?

　　6. How much milk do we have in the fridge? And how much is it?

　　7. How often do you exercise?

　　8. How soon will Mr. Yan come back?

　　9. How long have they stayed in China?

　　10.How long is our classroom, do you know?

　　11. How far is it from here to your school?

　　12. How well do you learn English?

　　II介词by的用法

　　1. by bike/bus/car/train/taxi/plane/ship/boat

　　2.by the river

　　3. by 2 p.m/by the end of …

　　4. by mistake

　　5. by accident

　　6. by the way

　　7. I learn English by listening to tapes.