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【判断题】
篮球赛,做拉拉队演出队员的简希望爸妈出现,莱斯特夫妇果然坐在了观众席上。A.
正确
B.
错误
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举一反三
【单选题】When Gina Garro and Brian Duplisea adopted 4-month-old Andres from Colombia last month, they were determined to take time off from work to care for him. Though Garro's $ 40,000 salary will cover their...
A.
the couple have made a lot of sacrifices to take care of their children'
B.
Garro can earn more money so she should go back to work
C.
Duplisea's boss is so considerate as to allow him to keep his job
D.
Garro and Duplisea used to live a comfortable and easy life
【简答题】图示的曲线分别表示了氢气和氦气在同一温度下的分子速率的分布情况。由图可知,氢气分子的最概然速率为_______________m/s。(取四位有效数字)
【单选题】— How often does Gina take the bus to school? — She _____ takes the bus because she likes walking there. [ ]
A.
hardly ever
B.
always
C.
often
D.
usually
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