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题库 / Prep2007E2-SC-72
Several educational research groups are denouncing the mayor's proposal of a system by which individual teachers would be given raises or bonuses should it be that test scores show their students' mastery of reading skills having improved over a nine-month period.
should it be that test scores show their students' mastery of reading skills having
should it be that test scores show their students' mastery of reading skills have
should test scores showing their students' mastery of reading skills has
if test scores showing their students' mastery of reading skills having
if test scores show that their students' mastery of reading skills has
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3、助动词were,should,had可以移至主语前倒装,if可省略。
如：If Sophie had eaten pizza, then she would have become ill.=Had Sophie eaten pizza, then she would have become ill
If Sophie were to eat pizza, then she would become ill.=Were Sophie to eaten pizza, then she would have become ill
If it should rain tomorrow, I would stay at home.=Should it rain tomorrow, I would stay at home.
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