When cleaning your hands,remember to ______ all surfaces, including the backs of your hands,wrists,between your fingers,and under your fingernails.
A.sweep B.scrub C.purify D.groom正确答案B
When cleaning your hands,remember to ______ all surfaces, including the backs of your hands,wrists,between your fingers,and under your fingernails.
A.sweep B.scrub C.purify D.groom正确答案B