It was the first time ____ we had done the experiment.
that
举一反三
- It was the first time _________ we had done the experiment. A: that B: since C: before D: when
- __, the work can be done much better. A: Given more time B: We had been given more time C: More time given D: If more time had given
- The experiment was ( ) easier than we had expected.
- You have no idea _____ then. A. what a hard time we had B. we had what a hard time C. what we had hard time D. what hard time we had
- The work_______by the time you get there. A: has been done B: had been done C: will have been done D: will be done
内容
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What ______ Jim ________ by the time he was seven？ A: did, do B: had, done C: have, done
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The probability of an event E in an empirical<br/>experiment may change from experiment to experiment. ( )
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We had to read the first chapter,__________?
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With a lot of work ______, he had no time to talk with us. A: to be done B: to do C: doing D: done
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The millions of calculations involved, ____by hand, would have lost all practical value by the time they were finished. A: had they been done B: they had been done C: having been done D: they were done