Before painting, we must clean and wash the painted parts with the cleaning solution. ()
A、A.在刷油漆之前,应该用干净的棉纱把要上油漆的部分擦干净。
B、B.从刷油漆时,我们用水冲洗一遍,再用清洁溶剂。
C、C.在刷油漆之前,我们必须用清洁溶剂清洗要上油漆的部分。
D、D.在刷油漆之后,我们必须用干净的棉纱把要上油漆的部分擦干净。
A、A.在刷油漆之前,应该用干净的棉纱把要上油漆的部分擦干净。
B、B.从刷油漆时,我们用水冲洗一遍,再用清洁溶剂。
C、C.在刷油漆之前,我们必须用清洁溶剂清洗要上油漆的部分。
D、D.在刷油漆之后,我们必须用干净的棉纱把要上油漆的部分擦干净。
A、We need same kinds of paint for different areas. B、We need different kinds of paint for different areas. C、We need different kinds of paint for each areas. D、We need same kinds of paint for every areas.
A、haven’t any black paint B、have some black paint C、have some white paint D、hasn’t any black paint
A、A. We often maintain deck machinery. B、B. We often repair deck machinery. C、C. We often clean and paint deck. D、D. We often adjust deck machinery.