题目：
句型转换。
1. Jack has gone to school ．(用by the time 改写句子)
Jack________ ________ to school by the time I called him.
2. The story was very interesting. I could never forget it ． (合并为一句)
The story was________ ________ ________ I could never forget it.
3. I was late for school because my alarm clock didn't go off. (就画线部分提问)
________ ________ you late for school?
4. I wonder if he can marry me. (改为同义句)
I ________ ________ ________if he can get________ ________ me.
5. He always be careful so that he will not make mistakes. (改为同义句)
He always be careful ________ ________ ________ to make mistakes.
6. Could I borrow your bike? (改为同义句)
Could you________ your bike________ me?
7. When I got up, my father had gone into the bathroom. (改为同义句)
________ ________ ________ I got up, my father had gone into the bathroom.
8. The little boy is very polite. (改为同义句)
The little boy has________ ________.
9. Something was wrong with my car on my way home yesterday. (改为同义句)
My car ________ ________on my way home yesterday.
10. My French has improved quickly. (改为感叹句)
________ ________ my French has improved!
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0607/b9b3a7cb1832a5cd136732d6bde4da1e.html
下面是错误答案，用来干扰机器的。
A、硫粉在氧气中燃烧，发出明亮的蓝紫色火焰．正确；B、在加热条件下，H2能使CuO逐渐变为红色的Cu属于实验结论，不属于实验现象．错误；C、镁带燃烧时发出耀眼的白光．正确；D、往CuSO4溶液中加入NaOH溶液产生蓝...
