單項(xiàng)選擇題

Which one of the following is not relevant to the others?（）

A.airport
B.airfield
C.airline
D.air-conditioned

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單項(xiàng)選擇題

It must be difficult for her to cope（）three small children and a job.

A.to
B.on
C.with
D.for

單項(xiàng)選擇題

The club（）children between the ages of 4 and 12.

A.caters to
B.caters for
C.cater to
D.cater for