This is an illness that can result in total blindness ____left untreated. A afte
题型：不详难度：来源：
This is an illness that can result in total blindness ____left untreated.
A after B if C since D unless |
答案
| C |
解析
| 略 |
举一反三
--- It’s wrong for a student to follow ______ his teachers say.
--- It’s true. I can’t agree ______.| A． no matter what; to much | B． whatever; much | | C． no matter what; more | D． whatever; more |
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31. Dorothy was always speaking highly of her role in the play, _______ of course, made the others unhappy. |
33.A reward of 1,000 dollars will be given ________ can find the lost child.| A．whomever | B．whoever that | C．to whomever | D．to whoever |
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Always read the label ______ you wash your clothes．| A．before | B．unless | C．since | D．until |
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_____ I’m willing to help, I do not have much time available．| A．While | B．When | C．Once | D．Since |
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