It was found that he lacked the _______ to pursue a difficult task to the very end

A. persuasion B. commitment C. engagement D. obligation

Many of the pictures_______ from outer space are presently on display in the public library

A. sending B. sent C. having sent D. were sent

Housework is less tiring and boring thanks to the invention of _______ devices.

A. labor-saving B. environment-friendly C. pollution-free D. time-consuming

 You should always check the sell ... date of things you buy in the supermarket.

A. in

B. through

C. by

D. off

Jack found it hard to _______ the loss of his little dog.

A. get over B. put off C. get along D. turn over

The house that we used to live in is in a very _______ state.

A. negligent B. neglected C. negligible D. neglectful

The U23 Vietnamese football team’s performance has garnered _______ from around the world and shown promise for Vietnam’s soccer horizon.

A. attentive B. attention C. attend D. attentively

 I'm afraid that I can't give you the answer off the top of my ... , but I'll find it out for you.

A. tongue

B. hand

C. mind

D. head

Paul is a very _______ character, he is never relaxed with strangers.

A. self-conscious B. self-satisfied C. self-directed D. self-confident

 The book says that the revolution was.... off by the assassination of the president.

A. launched

B. cropped

C. triggered

D. prompted