4.    I think is expression of ...

A. Apologizing
B. Giving opinion
C. Appreciation
D. Asking Opinion

5. Do you understand is expression of ...

A. Asking someone's understanding
B. Ask someone's attention
C. Opinion
D. Attention

6. Do you know what I am talking?

The sentence above expresses ...

A. Checking for understanding
B. Asking for opinion
C. Showing appreciation
D. Giving attention

7.  In my opinion is expression of ...

A. Giving opinion
B. Appreciation
C. Asking opinion
D. Apologizing

8. Choose the correct answer.

The train ___ at 3:00 PM yesterday.

a. leaves
b. leaving
c. leaved
d. left

9. What is the correct past tense of “drink”?

a. drinked
b. drank
c. drink
d. drunk

10. What is the synonym of “courageous”?