Câu hỏi: The plants and animals of the sea fall into three major groups.

A. small

B. chief

C. minor

D. main

Câu 1: Advanced students need to be aware of the important of collocation.

A. of high level

B. of great important

C. of low level

D. of steady progress

Câu 2: Last night they stayed at home and watched TV.

A. day

B. noon

C. midnight

D. morning

Câu 3: They don't seem particularly worried about the situation.

A. concerned

B. pleased

C. frightened

D. excited

Câu 4: Fish only species that are not of concern, threatened or endangered.

A. educated

B. healed

C. defended

D. brought

Câu 5: It is easy to open a shop but hard to keep it always open.

A. welcome

B. appear

C. switch

D. close

Câu 6: Be quiet or you'll wake the whole house!

A. still

B. noisy

C. peaceful

D. tranquil