Câu hỏi: It was boiling yesterday. We have a very humid and dry summer this year.

A. very hot

B. cooking

C. dry

D. cooked

Câu 1: The systems caused by ingestion of a harmful chemical must be counteracted within minutes in order to avoid permanent damage to the kidneys and other vital organs.

A. alleviated

B. increased

C. distributed

D. summed up

Câu 2: The repeated commercials on TV distract many viewers from watching their favorite programmes.

A. advertisements

B. contests

C. economics

D. businesses

Câu 3: With respect to maneuverability, few birds can equal the capabilities of the hummingbird, which hovers for long periods and even flies backward.

A. With regard to

B. With fondness to

C. In appreciation of 

D. In favor of

Câu 4: He made one last futile effort to convince her and left home.

A. favorable

B. difficult

C. ineffectual

D. firm

Câu 5: The purpose of this survey is to determine students’ attitudes toward love and marriage.

A. find out

B. develop

C. concern

D. build

Câu 6: The Bali Tiger was declared extinct in 1937 due to hunting and habitat loss.

A. reserve

B. generation

C. natural environment

D. diversity