1.i will write him a letter.(改为同义句) i will write____ _____ ____ ______2.what about going swimming next afternoon?(改为同义句)_____ ______going swimming next afternoon?3.do you know?when does he come from?（合并成一句）do you know____ he____ ____?4.i should get a part-time job?(对划线部分提问,get a part-time job为划线部分)____ ____you da 5.maybe it is a good idea.(改为同义句)it ___ ____a good idea.希望大姐大哥们帮帮忙啊.

1.a letter for him
2.how about
3.when comes from
4.what should
5.maybe is

1.a letter to him
2、How about
3.有错
4.What should
5.may be(分开写）！

1. a letter to him 2. How about 3. where he comes from原题出错了吧，不应该是 WHEN4. what should
5. may be

.i will write him a letter.(改为同义句) i will write__a__ __letter___ __to__ __him____
2.what about going swimming next afternoon?(改为同义句)
__How___ ___about___going swimming next afternoon?
3.do you know? when does he come from?（合并成一句）
do you know__when__ he__come__ __from__?
4. i should get a part-time job?(对划线部分提问， get a part-time job为划线部分)
__what__ _should___you do ?
5. maybe it is a good idea.(改为同义句)
it __can_ __be__a good idea.

如下：
1、I will write 【a】【letter】【to】【him】.
2、【How】【about】going swimming next afternoon.
3、Do you know【when】he【comes】【from】?
4、【What】【should】you do?
5、It 【may】【be】a good idea.

1.i will write__a__ __letter___ __to__ __him____
2___How__ __about____going swimming next afternoon
3 do you know___when_ he___comes_ from____?
4 What should you do?
5 it __may_ ___be_a good idea

如有不明白，可以追问。如有帮助，记得采纳，谢谢

1,a letter to him.
write sb a letter=write a letter to sb给某人写信
2，How about
what about =how about表示提议
3，when，comes from
4，What should
5，may be
祝你进步