改同义句（一线一词）
1.They are going to take a plane to Hong Kong next month.
They are ___ to Hong Kong ___ ___next month.
2.your words make me surprised.
I ___ ___to ___your words.
3.If you don't wark hard,you won't catch up with your classmates.
___ ___,___you will catch up with your classmates.