_ _ carry babies in their pockets. [ ]
A. Kangaroo
B. Kangaroos
C. Kangarooes
D. Kangaroos'
答案:B
_ _ carry babies in their pockets. [ ]
A. Kangaroo
B. Kangaroos
C. Kangarooes
D. Kangaroos'
答案:B
根据下列表格资料回答以下问题。
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2009年上半年,三大产业用电构成中第一产业所占比例比2008年上半年高( )。
A.6%
B.7%
C.8%
D.9%