His hobby is (to collect) coins.为什么用to collect?

His hobby is to make model planes.为什么不能用His hobby is making model planes. what is his hobby? His hobby is (to collect) coins.为什么用to collect? His job is __________ His hobby is _____A to wach dawing B watch dawing His hobby is to dance with music.为什么是to dance _____(dance)is my hobby.____(sing) is his hobby.____(read) is our hobby. what is his hobby?的答案是什么 His hobby is ____(play) football是填to play还是 playing为什么?10 What's your _____?My hobby is _____signs.Why do you collect signs ?I like signbecause they are col his hobby is ( )his hobby is run/running.选哪个?请说明原因 用词的适当形式填空 his hobby is _______(road)是 his hobby is _______(read) His hobby is painting .His hobby is singing.合并为一句 His hobby is to dance with music.为什么是to dance动词不定式作表语 那dancing不行么 为什么 His hobby is to collect stamps in his free time.(同义句转换）（）his hobby ( ) ( ) stamps in his free time请问这三个空里应该填什么啊?（每个括号里限填一词） He is buying things for his hobby.对话划线部分提问划his hobby Happy is man who is living by his hobby. My hobby is (listen)to music. my hobby is to collect句子对吗