Generally, vaccine makers______the virus in fertilized chicken eggs in a process that can take four to six months.

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问题 Generally, vaccine makers______the virus in fertilized chicken eggs in a process that can take four to six months.

选项 A、penetrate
B、designate
C、generate
D、exaggerate

答案C

解析 一般来说,疫苗制造者可以在受精的鸡蛋中产生病毒,这个过程会持续四到六个月。penetrate“穿透”,designate“指定”,generate“生产,产生”,exaggerate“夸张”。根据题意,正确答案为C。
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