题目内容
(请给出正确答案)
[主观题]
_______ are used to protect your hands.A.Ear defendersB.Safety glovesC.Overalls
_______ are used to protect your hands.
A.Ear defenders
B.Safety gloves
C.Overalls
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_______ are used to protect your hands.
A.Ear defenders
B.Safety gloves
C.Overalls
第3题
A.the main engine
B.the boiler
C.the main engines and boilers
第4题
A.maintenance work
B.sailor’s work
C.daily work
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