问题补充:
The floor is very dirty. Will you please ?
A. mop it up
B. mop up it
C. to mop it up
D. to mop up it
答案:
(答案→)A. mop it up
B. mop up it
C. to mop it up
D. to mop up it
解析:句意:地板非常脏了,你能帮我把它拖了吗?固定句式Will you please一般接动词原形,表示请你做某事好吗?,注意当人称代词做由动词+副词构成的动词短语的宾语时,代词要放在副词前面,动词后面,故选A。