2. 外语
  3. It may someday be worthwhile to try to recover uranium from seawater. but at present this process is prohibitively expensive.

It may someday be worthwhile to try to recover uranium from seawater. but at present this process is prohibitively expensive.

admin2022-10-18  58
问题 It may someday be worthwhile to try to recover uranium from seawater. but at present this process is prohibitively expensive.
选项 A、It may someday be worthwhile to try to recover uranium from seawater
B、Someday, it may be worthwhile to try and recover uranium from seawater
C、Trying to recover uranium out of seawater may someday be worthwhile
D、To try for the recovery of uranium out of seawater may someday be worthwhile
E、Recovering uranium from seawater may be worthwhile to try to do someday
答案A
解析 This sentence is well-formed. It appropriately use the construction to try to rather than the common yet idiomatically inappropriate to try and. It also uses the idiomatically correct construction recover.. .from.
A    Correct. This choice is correct for the reasons discussed above.
B    This choice uses the idiomatically incorrect construction to try and.
C    This choice suggests that what is prohibitively expensive is trying to recover uranium ... rather than the process of recovering uranium itself.
D    To try for is idiomatically incorrect, as is the recovery ... out of
E    To try to do—as opposed to attempt, for example—is awkward and unnecessarily wordy.
The correct answer is A.
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