Scientists want to postpone the day when______.
A: all insects will be eliminated
B: all insecticides will be abandoned
C: super-bugs resistant to all poisons come out
D: scientists must invent new insecticides
A: all insects will be eliminated
B: all insecticides will be abandoned
C: super-bugs resistant to all poisons come out
D: scientists must invent new insecticides
C
举一反三
- We all look forward to the day when the scientists can _________ more secrets of the universe. A: A) treat B: B) discover C: C) support D: D) trap
- The day will surely come when all the people in the world enjoy peace.( )
- The day will surely come ____ all the people in the world enjoy peace. A: when B: how C: then D: why
- Summary writing is necessary for professionals such as _________. A: scientists B: businessmen C: lawyers D: all of the above.
- _______ the beginning of the 19th century did scientists know that all matter is made up of atoms.
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The sun, which had hidden all day, now came out in all its splendor.
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How are the main characters in Susan's new book created? A: They all resemble her friends. B: They all resemble her relatives. C: They all come from her imagination. D: They all come from the books she has read.
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The day will surely come _______ all the people in the world enjoy freedom and live a happy life. A: when B: how C: then D: than
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27. There will come a day when all of us will be living in cities quite unlike ( ) of the present. A: that B: those C: ones D: the ones
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In order to continue to learn by ourselves when we have left school, we must () learn how to study in the school now. A: in all B: after all C: above all D: at all