III.
1.They walked across the room on tiptoe so as not to wake the baby.
2.My daughter draws with the words given below in order to learn new words.
4.Minh does morning exercises regularly so as to be healthy.
6.I want to close the window so that nobody can look at my room.
Cấu trúc:in order(not) to=so as(not)to=to+V-inf:để làm gì.
so that=in order that+mệnh đề:để mà.