the shirt is too small for me to put on(改为复合句)

问题描述:

the shirt is too small for me to put on(改为复合句)
the shirt is too small for me to put on.(改为复合句)
he is not only a teacher but also a writer.(改为反意疑问句)
they didn't decide what they should do.(改为简单句)

the shirt is too small,so i can't put it on
he is both a teacher and a writer,isn't he?
they didn't decide what to do