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單項(xiàng)選擇題

It’s no good（）down by head.

A.to sail
B.sails
C.Sailing vessel
D.sailed

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單項(xiàng)選擇題

It’s not advisable to cut（）the power supply.

A.out
B.off
C.down
D.away

單項(xiàng)選擇題

It’s raining now. The dockers（）stay inside.

A.want
B.wants
C.are wanting
D.want to

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