【正确答案】 D

【答案解析】[解析] repel“抗御，抵拒”：This coating repels moisture.这层涂料能防潮。delete“删除”：delete the second paragraph删去第二段。compel“强迫”：compel sb. to do sth.强迫某人做某事。constrain“迫使”：He was constrained to agree.他被迫同意。这三项都不能用于本题。