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问题
单项选择题
(六) 交通运输安全技术
座位数大于( )的客车及运送易爆物品的汽车就应装备灭火器,灭火器在车上应安装牢固并便于取用。
A.9
B.7
C.12
D.15
答案
参考答案:
B
选择题
Mary's brother had a talk at school yesterday afternoon, ______ he?
A. had
B. hadn't
C. did
D. didn't
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填空题
独立前的巴西是欧洲国家________的殖民地。
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