题目内容
13、I can’t help ____ the cleaning ____ I’m busy mixing up some dumplings now.
A. doing; because B. to do; now that C. doing; since D. to do; therefore
试题答案
13、B
相关题目
I can't help _____ the cleaning _____ I'm busy mixing up some dumplings now.
[ ]
A. doing, because
B. to do, now that
C. doing, since
D. to do, therefore
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B. to do, now that
C. doing, since
D. to do, therefore