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                What he has done can be praised as a real _____.A.adventureB.ventureC.riskD.torture..
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                Our teacher _____ a present yesterday, but he did not want to _____ it.A.accepted, re..
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                If you have trouble, please _____ me by phone.A.contactB.contact withC.contact forD.con..
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                发热的过程大致分为3期,即__、____、_____。..
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                由于哺乳期产妇月经复潮延迟,平均在产后4-6个月恢复排卵,.....
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                猩红热的病原菌是A、乙型溶血性链球菌B、金黄色葡萄球菌C、甲.....
 
 
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