Economic benefits must be weighed（）the possible dangers of handling radioactive waste.

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

单项选择题Earning enough money to support his family is a high（）

A.emergency
B.stuff
C.priority
D.rage

单项选择题Technology is to the development of the modern society a matter of（）importance.

A.depressing
B.compelling
C.suppressing
D.supreme

单项选择题A good host is（）to the needs of his guests.

A.accustomed
B.overwhelming
C.attentive
D.invaluable

单项选择题This ancient building will be preserved（）and opened to the public.

A.instant
B.intact
C.integrated
D.secure

单项选择题It is（）to reserve a seat on this train.

A.advisable
B.athletic
C.accessible
D.additional