单项选择题
A.metal B.wood C.cement D.all the above
The （）plates should be scraped and brushed to bare meta...
单项选择题The （）plates should be scraped and brushed to bare metal.
A.rusty B.tidy C.dirty D.cleaned
The rusty plates should be wiped clean before paint is ...
单项选择题The rusty plates should be wiped clean before paint is （）.
A.applied B.supplied C.placed D.watered
Before an area can be repainted, preparation is （）.A.go...
单项选择题Before an area can be repainted, preparation is （）.
A.good B.useless C.necessary D.bad
