Chia dạng đúng của động từ trong ngoặc:
1 .English is an (interest)........and important subject.
2. there are many badminton(compete).......nowsaday.
3.It's very ( help) ..........of you to help me with my homework.
4.there was a wide(select).of vegetables on display.
5. mr.Ba is the same ( old) ....... as my father.
6.I don't know the (long)....of the river.
7.that is the (cheap) ........one we're got.
8.all students should play outdoors and develop their(society)....skills.
9. words in a dictionary are in (alphabet).........order.
10.tuan is in his (class).....He is talking to some friends.