1 . Evidence has been found through months of study ________ the pollution here is likely to continue.
A.why | B.how | C.whether | D.that |
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2 . There is still some doubt ________ the sports meeting will be held in our school next Friday because of the possible rain. (用适当的词填空)
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3 . News came as soon as she arrived home ________ her son died in the war.(用适当的词填空)
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