His feelings to this failure have（）from bitterness to hope.

单项选择题It was difficult to（）how many trees had been destroyed.

A.occupy
B.test
C.estimate
D.evaluate

单项选择题Peter was（）the lawn around the roses.

A.trimming
B.tripping up
C.ripping off
D.dripping

单项选择题The children are quite unlikely to be（）to the new teacher.

A.striking
B.dominant
C.senior
D.obedient

单项选择题Her father gave her the（）of going on to college or starting to work.

A.coordination
B.insight
C.phase
D.alternative

单项选择题Economic benefits must be weighed（）the possible dangers of handling radioactive waste.

A.by
B.with
C.against
D.out

单项选择题She declined to travel at the（）of her company and paid for the trip herself.

A.charge
B.admission
C.expense
D.tip

单项选择题She is（）treatment at the hospital

A.undergoing
B.standing
C.bearing
D.suffering

单项选择题The couple wanted to（）the black child they had been fostering.

A.adapt
B.cultivate
C.communicate
D.adopt

单项选择题The company is on the verge of bankruptcy, and hundreds of jobs are at（）

A.portrait
B.stake
C.file
D.stick

单项选择题The board acknowledges the problems which （）from the newness of the approach.

A.arise
B.rise
C.arouse
D.raise