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【单选题】
为保证安全飞行,在飞行过程中,至少需要花____的时间进行搜索。[1分]A.
50%
B.
70%
C.
90%,
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举一反三
【简答题】除了知识、技能的训练，进入职场后更要注重培养职业思维的形成，结合所学知识谈谈自己的观点。
【单选题】We have spent all of our spare time()our spare money on the project.
A.
as soon as
B.
as long as
C.
as well as
【单选题】Our money______. We'd draw money from the bank in case we have none in hand this weekend. [ ]
A.
has run out
B.
has been run out of
C.
is running out
D.
is running out of
【多选题】下列有关统计抽样与非统计抽样的相关说法中,不正确的有( )。
A.
统计抽样的样本 规模需要计算,而非统计抽样的样本规模只能依靠注册会计师的经 验判断
B.
使用随机数表、系统选样或随意选样方法均可选出具有代表 性的样本,在统计抽样和 非统计抽样中均可使用
C.
统计抽样的优点在于能够客观地计量并可精确地控制抽样风 险,而非统计抽样的抽样 风险无法直接计量和控制
D.
统计抽样和非统 计抽样的流程和步骤完全一样,只是在确定样本规模、选取样本和 推断总体的具体方法上有所差别
【简答题】阅读理解。 We wanted to study how students at our school spend money. In order to study this, we made some questions to ask our classmates. First, we asked our classmates how much money they spent in one m...
【单选题】Not only ______ our money, but we were also in danger of losing our lives.
A.
we lost
B.
lost we
C.
we did lose
D.
did we lose
【单选题】一We don’t have enough money for our field trip .What shall we do? 一The best way_______money is to sell newspapers．
A.
raise
B.
to raise
C.
raising
【简答题】We wanted to study how students at our school spend money. In order to study this, we made some questions to ask our classmates. First, we asked our classmates how much money they spent in one month. ...
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