Câu hỏi: Around 150 B.C. the Greek astronomer Hipparchus developed a system to classify stars according to brightness.

A. record

B. shine

C. categorize

D. diversify

Câu 1: I received housing benefit when I was unemployed.

A. out of order

B. out of fashion

C. out of work

D. out of practice

Câu 2: I didn’t think his the comments were very appropriate at the time.

A. correct

B. right

C. exact

D. suitable

Câu 3: “It’s no use talking to me about metaphysics. It’s a closed book to me.”

A. a subject that I don’t understand

B. a theme that I like to discuss

C. a book that is never opened

D. an object that I really love

Câu 4: At last, we succeeded in persuading those boys and girls to join our picnic.

A. At the end

B. In the end 

C. Lastly

D. Endlessly

Câu 5: The teacher gave some suggestions on what would come out for the examination.

A. symptoms

B. demonstrations

C. effects

D. hints

Câu 6: When we went to the airport to see her off, we had a traffic jam.

A. say good bye to her

B. meet her

C. take care of her

D. look for her