FSW型手制动机螺栓组装的箱体，外观检查良好者可不分解。
参考答案：错
B．每节车厢经过观察者所用的时间之比是
按要求改写句子。
1.I can play the guitar.( 变一般疑问句)
_____ ______ play the guitar ?
2.I want to join the chess club.（对画线部分提问）
______ club ______ you want to join ?
3.He can paint.(对画线部分提问)
______ _______ he ________?
4.Can your father play the piano ?（作否定回答）
No, he ________.
5.I think Lily is in her school. (改为否定句)
I ____ _____ Lily _____ in her school.
