1.Lan studies very hard.
Lan is a hard-working student.
2.You don't need to finish the work today.
It isnt important for you to finish the work today.
3.Hung didn't go to school last Friday.
Hung was absent last friday
4.Why isn't this car working now?
What's the matter with this car?
5.Mrs Lam spent an hour reparing his car
It took Mr. Lam an hour to repair his car.
6.How much is this book?
What is the price of this book?
7.You shouldn't talk in class
You'd rather did not talk in class.
8.Lan is the youngest of three sister
Lan has 3 older sisters.
9.This building has ten floors
It is10 floors in this building.
10.How heavy is the chicken?
How much weight of this chicken?