Câu hỏi: There are many reasons why a particular species may become endangering.

A. endangering

B. may

C. a

D. reasons why

Câu 1: David, who mother is Vietnamese, speaks both Vietnamese and English fluently.

A. who

B. is

C. speaks 

D. fluently

Câu 2: Both Mr. and Mrs. Smith are explaining the children the rules of the game.

A. Both Mr. and Mrs. Smith

B. are

C. explaining

D. the children the rules of the game

Câu 3: He passed the exams with high scores, that made his parents happy.

A. passed

B. with

C. that 

D. happy

Câu 4: The teacher together with his students have finished their project on time.

A. The

B. together 

C. have

D. their

Câu 5: If I had studied carefully, I wouldn't made so many mistakes.

A. I had

B. carefully

C. made

D. so many

Câu 6: English, together with Literature and Maths, are compulsory subjects in the national curriculum.

A. English

B. with Literature

C. are

D. national curriculum