Sally’s company encourages its employees to travel by ________.
A. car
B. train
C. bicycle
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If Sally’s company is successful, the staff will receive ________.
A. a bonus payment
B. a pay rise
C. a share in the profits
For their offices, all the staff were given ________.
A. a budget to spend on furniture
B. the same kind of furniture
C. a limited choice of furniture
Sally thinks that people are usually unhappy at work because _____.
A. their salaries are too low
B. there is too much work to complete
C. there is too much management control
21、下列化合物不属于有机物的是（）。
A. CO
B. CH3OH
CH3COOH
D. CH4
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