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【简答题】
根据句意，用括号里所给的适当形式填空。 小题1:—Every year thousands and thousands of ________(tour) from all over the world come to visit Beijing. —Right. Beijing is really a beautiful city. 小题2:—Dad, I need a ________(record) to help me learn English. Could you buy one for me? —Oh, let me see. 小题3:After ten years’ hard work, Mr. Wang now has no difficulty (communicate) with English speakers. 小题4:—Would you mind giving me some advice on how to improve my ________(pronounce)? —Certainly not. 小题5:It’s important for us students to master some ________(base) computer skills.
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【单选题】以下关于PPS抽样的说法中，不正确的是( )。
A.
PPS抽样的总体错报率低于10%
B.
PPS抽样的总体错报率低于20%
C.
PPS抽样的总体规模在2000以上
D.
总体中任何一个项目的错报不能超过该项目的账面金额
【简答题】RL 一阶电路与 RC 一阶电路的时间常数相同吗?
【多选题】以下关于PPS抽样的优点的说法中，正确的有( )。
A.
PPS抽样一般比传统变量抽样更易于使用
B.
PPS抽样可以在获得完整的总体之前开始选取样本
C.
PPS抽样中项目被选取的概率与其货币金额大小成正比
D.
PPS抽样的样本规模需要考虑被审计金额的预计变异性
【单选题】The government believes that local people will welcome the decision,_______ will bring more job opportuni tie s to the city.(2016.12)
A.
that
B.
where
C.
what
D.
which
【简答题】Directions: In this task there is a passage followed by an incomplete outline. You should read the passage carefully and fill in each blank with no more than three words . Job Interview Job interviews...
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