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Every day ,we ( )the visitor's passports carefully before th

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Every day ,we ( )the visitor's passports carefully before they check in.( exam)
Nacy's grandama was ( )ill and he had an operation last month.(serious)
1.examine 动词“检查”
2.seriously 副词“严重地"
再问: 为什么was +副词+ill
再答: 一般前后时态保持一致。由后面的had可知此处讲述过去的事情,因此此处用was. ill是形容词,需要用副词来修饰。