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题库 / Prep2007E1-SC-100
To help counteract the adverse effects of trout stocking on the amphibian populations in certain mountain lakes, biologists are recommending cutting back on trout stocking on the part of some states and even their being removed from some popular fishing lakes.
cutting back on trout stocking on the part of some states and even their being removed
cutting back on trout stocking on the part of some states and even that they remove them
that trout stocking be cut back in some states and they even remove the trout
that some states cut back on trout stocking and even their being removed
that some states cut back on trout stocking and even remove the trout
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recommend含命令语气的动词，后面+that sb do sth。
D，recommend that some states cut back on trout stocking and even their being removed，从句和动名词并列，错
E，recommending that some states cut back on trout stocking and (that some states) even remove the trout，从句和从句并列，对
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