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One of the functions of _______UN is promote respect for human rights, making the world _______ better place.

A．the; a            B．不填; the          C．不填; a           D．a(chǎn); the

Thank you for giving me so much help. I _______in the experiment without your support.

A．have failed        B．will fail            C．would have failed   D．must have failed

Mary is a newcomer. I suppose it will take her a long time to _______ herself to the new surroundings.

A．a(chǎn)dopt            B．devote            C．a(chǎn)dapt             D．commit

Many students ______independent learning skills because the education system spoon-feeds them.

A．a(chǎn)re lack in         B．lack              C．lack in            D．lack of

The little time I had outside of school was _______ with work.

A．taken on          B．taken off          C．taken up          D．taken away

Poor Richard spent his last penny on a bowl of noodles. Now he is______.

A．a(chǎn)s strong as a horse                      B．a(chǎn)s busy as a bee

C．a(chǎn)s poor as a church mouse                D．a(chǎn)s cool as a cucumber

If one of the computers _______, the whole networks would be unable to work.

A．broken down      B．broke up          C．broke out         D．broke in

Do you have any idea ___ is actually going on in the classroom?

A．that              B．what             C．a(chǎn)s               D．which

Mary wrote an article on __the team had failed to win the game.

A．why              B．where            C．what             D．which

I’d like to work with ____ is honest and easy to get on with.

A．who             B．whoever          C．whomever         D．no matter who