1) I am going tell my parents about the result of my exam
-> to tell
2) She has a cold last week
-> had
​3) Alexander Graham Bell invents the telephone
-> invented
4) Ngoc was born in 20th July in Hue
-> on
5) You must leave your bicycle inside the building
-> mustn't
6) What would you like drink?
-> to drink
7) Tomorrow is Lan's birthday. I give a teddy bear
-> will give
8) Dung likes read books in the evening
-> reading

Ngoc Hai sai cau 7 :))

1) I am going tell my parents about the result of my exam
=> will 
2) She has a cold last week
=> had
​3) Alexander Graham Bell invents the telephone
=> invented
4) Ngoc was born in 20th July in Hue
=> on