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Hecan'tbeatschool,?AisheBisn'theCcanheDcan'the我老师说这道题选A我本选的C不懂所以↓单项选择求解答,求讲解——详!

题目详情
He can't be at school,______?
A is he B isn't he C can he D can't he
我老师说这道题选A 我本选的C 不懂所以↓
单项选择求解答,求讲解——详!
▼优质解答
答案和解析
中心在于 be,can只是个情态动词,不是真正的谓语,真正的谓语是be,所以要对be进行反问.
如果把must去掉,把be换成is,句子还是有意义的,你可以很清楚地看到答案.