相关考题
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单项选择题
（）of mast paint shall we put on?
A. What coats
B. How much coat
C. How many coats
D. Where coats -
单项选择题
Finally, a wire brush should be used on all bare （）to remove the last of the scale.
A.metal
B.wood
C.cement
D.all the above -
单项选择题
The （）plates should be scraped and brushed to bare metal.
A.rusty
B.tidy
C.dirty
D.cleaned
