$1$. to stop

$2$. avoid using

$3$. intended, to fly

$4$. to take

@Zun

1.The teacher told his student ( stop) making noise .

--------->.............................The teacher told his student to stop making noise 

Công thức : Ngữ pháp - Verb + to -infinitive (to V) 

2.You should (avoid/use) too much shorthand.

------->..........................You should use too much shorthand

3.I (intend ) (fly) to N.Y last month.

-------->.......................I insteaded of  flying to N.Y last month

4.My parents decided (take) a taxi.

--------->...........My parents decided to take a taxi. 

Cấu trúc : Decide to do sth : Quyết định làm gì