问题
选择题
What ______ four and five? ______ nine. [ ]
A. are, They are
B. is, It’s
C. is, Its
D. are, It’s
答案
答案：B
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What ______ four and five? ______ nine. [ ]
A. are, They are
B. is, It’s
C. is, Its
D. are, It’s
答案：B