I

1, A – works

2, B – waits

3, C – travelled

4, B- worked

5, D- communicated

II

1, A – diverse

2, A – open

3, B – happen

4, A – order

5, C – circle

III

1, A – holds

2, C- performed

3, D – joyful

4, B – decorate

5, B – musical

6, B – celebrate

7, D – festival

8, C – hosts

9, D – Why

10, A – How often

III

1, How often is the Flower festival celebrated?

2, What do we have on Thanksgiving?

3, Who did Peter go to Da Nang with last month?

I.

1.A 

2.B

3.C

4.B

5.D

II.

1.A

2.A

3.B

4.A 

5.C