Hỏi đáp Unit 4 Tiếng Anh lớp 8 phần Vocabulary

Chia dạng đúng của những từ trong ngoặc.

Dentists can do a lot(0).......(improve) your teeth. They can straighten your teeth by(1).....................................(put) wires on them. These wires(2)....................................(push) the roots of the teeth the right way. The best time for (3)..............................(do) this is while the teeth(4).............................(grow). A lot of dentists, however, prefer not(5).............................(start) doing this before a child(6)………………(be) at least eight. Sometimes a dentist even(7)……………...........….(use) elastic bands(8).........................(make) a tooth straight. Sometimes(9)...............................(pull) tooth out can prevent the other teeth from(10)............................(grow) too close to one another.

Ai biết giúp mình với :(