單項(xiàng)選擇題

The purpose of lookout is to prove the （）(安全) of a ship.

A.stern
B.safety
C.saw
D.spanner

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單項(xiàng)選擇題

Where is the （）(撬棍)？

A.hacksaw
B.needle
C.crowbar
D.hammer

單項(xiàng)選擇題

please use the （）(拖把) to clean the floor.

A.brown
B.broom
C.brush
D.mop