● In approximating costs, the estimator considers the possible causes ovariation of the cost estimates, including(71) 。
A.budget
B.plan
C.risk
D.contract
第1题:
第2题:
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。
第3题:
第4题:
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。
第5题:
第6题: