搜题
王老师:19139051760(拨打)
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第1题

_________ the policemaapproaching, the driver brought his car to a halt quickly.
·Saw
· Having seen
· Seen
·
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第2题

There has beethe fear _________ the world will become too crowded to accommodate so many people.
·which
· where
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第3题

More reforms need to be introduced if educatioiChina _________ be more successful.
·will
· is to
· shall
· m
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第4题

High blood pressure is a risk factor that should oftebe _________.
· operated
· conducted
· performed
· moni
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