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

A. concerned

B. pleased

C. frightened

D. excited

Câu 1: Last night they stayed at home and watched TV.

A. day

B. noon

C. midnight

D. morning

Câu 2: How different a picture we now have of the ocean as the sea has begun to reveal its secrets.

A. public

B. opening

C. knowledge

D. schooling

Câu 3: She had a cozy little apartment in Boston.

A. uncomfortable

B. dirty

C. lazy

D. warm

Câu 4: We know not what is good until we have lost it.

A. find

B. count

C. guess

D. learn

Câu 5: Fish only species that are not of concern, threatened or endangered.

A. educated

B. healed

C. defended

D. brought

Câu 6: Some couples see single women as a threat to their relationships.

A. married

B. lonely

C. divorced

D. alone