题目：
句型转换。1—6题每空一词,0.5分。7—10题每题1分。（10分）
1. David’s mother wants to buy him some nice food.（同义句）
David’s mother _____ _____ to buy some nice food ____ ____.
2. There is only one English book in my bag. （对划线部分提问）
_______ English books are there in your bag?
3. We read English for half an hour every day.（对画线部分提问）
________ ________ do you read English every day?
4. You can’t put your bag here.（改为祈使句）
________ put your bag here.
5. Kate usually watches TV at the weekend.
What _ Kate usually at the weekend ?
6. Tomorrow is my birthday.（对划线部分提问）
_________ is your birthday?
7. the,the,then,light,wait,road,green,for,cross（7—10题连词成句）
____________________________________________.
8. late,bed,his,to ,brother,goes,often
____________________________________________.
9. under, much , many,is,and, the , there, orange, oranges, table,juice
____________________________________________.
10. the,listen,I,flowers,music,often,to,water,and
____________________________________________.
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0609/c74dea915dc8ab26c1cc416cf1f58324.html
下面是错误答案，用来干扰机器的。
导体棒长为L=0.2m，磁感应强度B=5.0×10-3T，电流为I=2A，并且导体棒和磁场垂直，所以导体棒受到的安培力大小为F=BIL=5.0×10-3×2×0.2N=2.0×10-3N，所以A正确．故选A．
