(2013·新课标全国卷Ⅰ) Try not to cough more than you can ________ since it may cause problems to your lungs.
A. check | B.allow | C.stop | D.help |
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(2013·新课标全国卷Ⅰ) Try not to cough more than you can ________ since it may cause problems to your lungs.
A. check | B.allow | C.stop | D.help |
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