更多"This difficult problem we face in t"的相关试题:
[单项选择]To solve such a difficult problem is really ______ my grasp.
A. beyond
B. out of
C. beneath
D. away from
[单项选择]It's really a difficult problem to ______.
A. look at
B. make out
C. deal with
D. dwell on
[单项选择]The project budget has been finalized.Additional work has been discovered that was not planned for in the budget or project scope. （）could provide the fund to cover the newly discovered work item.
A. Contingency reserve
B. Project profit
C. Management reserve
D. Special fund
[单项选择]This is so difficult a problem that the scientist is known to（）on it for about ten years, but hasn't found an answer yet.
A. have worked
B. have been working
C. be working
D. work on
[单项选择]When we saw his face, we knew ______ was bad.
A. some news
B. a news
C. the news
[单项选择]On seeing the expression in his face, we knew ______ was bad.
A. a news
B. some news
C. news
D. the news
[单项选择]--How do you know
--His face has given him ______.
A. off
B. up
C. away
D. out
[单项选择]A project has the following characteristics: payback of $2,000, profit of $1,000, project cost of $800, life cycle cost of $1,200. What is the benefit cost ratio of the project ？（）
A. 2.50
B. 1.25
C. 1.67
D. 0.83
[单项选择]This mathematic problem was so difficult that no student and no teacher_________ able to solve it.
A. were
B. is
C. was
D. are
[单项选择]The problem of drunken driving is difficult to solve because _________.
A. alcohol is easily obtained
B. legislation alone is not sufficient
C. legal prohibiting has already failed
D. drinking is linked to organized crime
