They felt the British economy was being ______ by excessive government controls.
A. held up
B. held onto
C. held back
D. held over
查看答案
A lot of information can be retained in your computer.
A. verb. 储存
B. verb. 保留
C. verb. 记忆
D. verb. 搁置
The government has failed to halt economic decline.
A. delay
B. decrease
C. stop
D. keep
She now helps in a local school as a ______ three days a week.
A. volunteer
B. designer
C. species
D. specialist
Some animal and plant ______ cannot accommodate to the rapidly changing conditions.
A. forestry
B. species
C. determination
D. favor
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