【单选题】【消耗次数：1】
For a successful business, friendly and __________ staff are essential.
①
sufficient
②
effective
③
efficient
④
respective
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相关题目
【单选题】
____ is essential to a successful scientist; he cannot hope to make any progress if he cannot work in a controlled way.
①
Discipline
②
Decision
③
Declaration
④
Dependence
【单选题】
We once heard Bill Gates say in an interview that to become truly successful in business, one has to be prepared to ____ risks.
①
get
②
take
③
do
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have
【单选题】
______, the experiment will be successful
①
If carefully doing
②
If did carefully
③
If carefully done
④
If doing carefully
【多选题】
Computers are __________ more efficient than human beings.
①
many
②
much
③
less
④
far
【单选题】
The related ( ) are sufficient for you to collect the information you need for your presentation.
①
public
②
publications
③
republic
④
in public
【单选题】
Young people ______ 62% of University teaching staff.
①
comprise
②
compose
③
contain
【单选题】
22._____in a friendly way, their quarrel came to end.
①
Beingsettled
②
Settled
③
Havingsettled
④
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【单选题】
It was essential that her thinking ______ calm and reasoned.
①
remained
②
remain
③
had remained
④
would remain
随机题目
【单选题】
在特种设备保护要求中，（ ）气体只有在含有水分的情况下才可能对钢制容器产生应力腐蚀，应尽量采取干燥、过滤等措施。
①
一氧化碳
②
二氧化碳
③
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④
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【单选题】
（ ）是利用相同或类似工程作业条件的经验以及安全的统计来类比推断评价对象的危险有害因素，它也是实践经验的积累和总结。
①
专家评议法
②
类比推断法
③
预先危险性分析
④
事件树分析