A.VarnishB.White gloss paintC.PaintD.Bitumen（）gives a c……

单项选择题Bridge decks, cabin doors and hand rails are usually coated with（）.

A. cement wash
B. white gloss paint
C. bitumen
D. varnish

单项选择题A （）can give power to hoist or lower the cargo.

A. crane
B. life winch
C. derrick
D. cargo winch

单项选择题Excuse me, may I （）your file?

A.do
B.get
C.lend
D.borrow

单项选择题All the cargo wires must be greased （）.

A.well
B.good
C.nice
D.perfect

单项选择题I’ll thin down the（）for you right now.

A.hammer
B.pulley
C.paint
D.bridge