Câu hỏi: The twins look so much alike that no one can tell them apart.

A. distinguish between them

B. point out with them

C. spoil them

D. pick them out

Câu 1: He made one last futile effort to convince her and left home.

A. favorable

B. difficult

C. ineffectual

D. firm

Câu 2: The Bali Tiger was declared extinct in 1937 due to hunting and habitat loss.

A. reserve

B. generation

C. natural environment

D. diversity

Câu 3: It was boiling yesterday. We have a very humid and dry summer this year.

A. very hot

B. cooking

C. dry

D. cooked

Câu 4: Many political radicals advocated that women should not be discriminated on the basic of their sex.

A. openly criticized

B. rightly claimed

C. publicly said

D. publicly supported

Câu 5: 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 6: We’ll have to use the restrooms on the next floor because the ones on this floor are not in working condition

A. out of work

B. run out of

C. turn down

D. out of order