单项选择题

In our highly technological society, the number of jobs for unskilled worker is （）

A．shrinking
B．obscuring
C．altering
D．constraining

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单项选择题
A budget of five dollars a day is totally （）for a trip round Europe.

A．inadequate
B．incapable
C．incompatible
D．invalid
单项选择题
When he tried to make a（）he found that the hotel that he wanted was completely filled because of a convention.

A．complaint
B．claim
C．reservation
D．decision
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