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1. In_________, we study different countries and our people.

a. math 

b. music 

c. chemistry 

d. geography

2. I have five periods______ Friday.

a. at 

b. in 

c. on 

d. to

3. Talking is________ common way of relaxing.

a. more 

b. most 

c. the most 

d. the more

4. Let’s________ to the movie.

a. go to 

b. go 

c. going 

d. is going

5. My brother is good________English.

a. at 

b. with 

c. on 

d. very

6. The Mekong River is the________ river in Viet Nam.

a. long 

b. longer 

c. most long 

d. longest