Câu hỏi: With the invention of the train, man could travel overland _____ without the need of horses.

A. voluntarily

B. freely

C. independently

D. readily

Câu 1: Since his retirement, Peter Smith, who was ______ a teacher, has written four novels.

A. afterwards

B. usually

C. presently

D. formerly

Câu 2:  Because of the strong sun Mrs. William’s new diningroom curtains _____ from dark blue to grey within a year.

A. faded

B. fainted

C. paled

D. bleached

Câu 3: High in the sky a _____ of birds was flying southward.

A. pack

B. swarm

C. flock

D. crowd

Câu 4:  I usually listen to the weather _____, though I have little faith in it.

A. notice

B. warning

C. announcement

D. forecast

Câu 5: The gardener ______ a bucket with water so that he could plant the vegetables.

A. filled

B. flowed

C. stuffed

D. piled

Câu 6:  The plain occupies the west, south and central parts of the continent, though considerable variations are to be found over so ______ an area.

A. expensive

B. expansive

C. extensive

D. defensive