Câu hỏi: He has been very interested in doing research on _______ since he was at high school.

A. biology

B. biological

C. biologist

D. biologically

Câu 1: Are you sure that boys are more _______ than girls?

A. act

B. active

C. action

D. activity

Câu 2: Where is Jimmy? - He is ____ work. He is busy ____ his monthly report.

A. on / for

B. in / about

C. to / through

D. at / with

Câu 3: Billy, come and give me a hand with cooking. (Mark the letter A, B, C, or D to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.)

A. help

B. prepared

C. be busy

D. attempt

Câu 4: Let's wait here for her; I'm sure she'll turn up before long. (Mark the letter A, B, C, or D to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.)

A. arrive

B. return

C. enter

D. visit

Câu 5: According to the boss, John is the most _______ for the position of executive secretary.

A. supportive

B. caring

C. suitable

D. comfortable

Câu 6: He is a _______ boy. He is often kind and helpful to every classmate.

A. frank

B. lovely

C. obedient

D. caring