问题
选择题
What ______Helen _____ do on Sunday? She has to clean her room. [ ]
A has, to
B. is, have to
C. does, have to
D. do, have to
答案
答案：C
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What ______Helen _____ do on Sunday? She has to clean her room. [ ]
A has, to
B. is, have to
C. does, have to
D. do, have to
答案：C