问题
句型转换
句型转换。
1. She does her homework at home. (对划线部分提问)
_____ _____ she _____ her homework.
2. They speak French. (改为一般疑问句)
_____ they _____ French?
3. Where is Sam from? (改为同义句)
Where _____ Sam _____ _____?
4. The child doesn't have lunch at home. (改为主语为复数意义的句子)
The _____ _____ have lunch at home.
5. Tom likes bananas. (改为否定句)
Tom _____ _____ bananas.
答案
1. Where does; do 2. Do; speak 3. does; come from 4. children don't 5. doesn't like
，则前后两种情况下两点电荷之间的库仑力之比为 [ ]