句型转换，按括号内的要求转换下列句型，每空一词。1. Sometimes you’re supposed to come early.(改为否定句)Sometimes youare

句型转换，按括号内的要求转换下列句型，每空一词。
1. Sometimes you’re supposed to come early.(改为否定句)
Sometimes youare not 2、 busy doing 3、 How often 4、or Japan 5、not to 　 supposed to come early.
2. Mrs. Smith is busy. She is doing her housework now.(改为同义句)
Mrs. Smith is　 　 her housework now.
3. Tom visits his grandparents once a week.(对划线部分提问)
　 　 does Tom visits his grandparents?
4. My pen pal is from America.(用Japan改为选择疑问句)
Is your pen pal is from America　 　 ?
5. The teacher said，“Don’t cheat in exams，children!” (改为同义句)
The teacher told the children　 　 cheat in exams.

解析：1. 含有be动词改为否定句在其后加not，故本题空格处填are not。2. 本题的含义为史密斯夫人忙于做家务活，be busy doing表示忙于做某事，故本题空格处填busy doing。3. 对频率提问的用疑问短语多久一次how often。4. 改为选择疑问句用or连接最后两个选项，故本题空格处填or Japan。5. 本题的含义为老师叫孩子们在考试时不要抄袭，tell sb not to do表示叫某人不要做某事，故本题空格处填not to。

谢谢了