【題目】Scientists are trying to ___________ ways to treat the terrible disease called H7N9.
A.come up with
B.look forward to
C.talk about
D.give up

【答案】A
【解析】句意:科學(xué)家正努力想出辦法治療叫H7N9的可怕疾病。come up with想出;提出;look forward to盼望;talk about談?wù)摚籫ive up放棄。根據(jù)句意可知選A。

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