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● In approximating costs, the estimator considers the possible causes ovariation of the cost estimates, including（71） 。A.budgetB.planC.riskD.contract
题目
● In approximating costs, the estimator considers the possible causes ovariation of the cost estimates, including（71） 。
A.budget
B.plan
C.risk
D.contract
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更多“● In approximating costs, the estimator considers the possible causes ovariation of the co ”相关问题
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第1题：
All these worries made it (possible) ( ) for her to concentrate on her work.正确答案：impossible
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第2题：
the atmosphere选择As_____________ as men leave the atmosphere
[A] soon
[B] well
[C] much
[D] possible
是完型填空吧？你要把整篇都传上来这样片面的截句无法给出答案。
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第3题：
It was obvious that she was not going home.A:probable
B:necessary
C:evident
D:possible答案：C解析：obvious“明显的”, evident“明显的”。probable和possible都表示可能性。 necessary“必需的”。 -
第4题：
sun are选择but _______________ quantities of radiation from the sun are
[A] soon
[B] well
[C] much
[D] possible
是完型填空吧？你要把整篇都传上来这样片面的截句无法给出答案。
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第5题：
If it__________ possible, I would have helped him, but I was too busy.A．is
B．was
C．were
D．had been答案：D解析：考查虚拟语气。根据“but I was too busy”可以判断，该句表达的是与过去事实相反的情况，是非真实条件句，所以用虚拟语气。主句谓语用would／should／could／might have+过去分词．从句谓语用had+过去分词。故选D。 -
第6题：
If it __________ possible, I would have helped him, but I was too busy.A.is
B.was
C.were
D.had been答案：D解析：考查虚拟语气。根据“would have helped”可以断定是发生在过去的事情，所以应该选had been．but后面的句子是干扰项，后面只是在陈述“我当时很忙”这个事实，和虚拟语气的时态无关。