句型转换。
1. The pens are in the backpack. (对画线部分提问)
_____ _____the pens?
2. This tape is in that case. (改为复数句子)
_____ in _____ _____.
3. I can spell the word.(改为一般疑问句)
_____ _____ spell the word?
4. I know that boy. (改为否定句)
I _____ _____ that boy.
5. take, to. book, your. the, please, math, sister (连词成句)