Thus peran invented electre light boite is Thomas Edisis
A. which

A good popil should know how affectively
C. to studying

frons cotton in the 18 century
D. was made

What at this tume yesterday?
D. were you doing

Minh asked me what he do
B. had to

They have known each other they were children.
D. since

I jeans when I was a child.
B. used to wear

It's to have a trip to the countryside.
D. enjoyable

The students spent twenty minutes their homework.
B. correcting

Nguyen Du, is a great poet, was born in Nghi Xuan, Ha Tinh.
A. who

The students are looking forward examination.
D. receiving

Put garbage bins around our school yard?
A. Let's