___to carry him? A) did they have b) had they c)

___to carry him? A) did they have b) had they c)

答案应该选A追答have to 不得不，必须，现在时态。had to 过去时态。
否定句：don’t have to , doesn’t have to, didn’t have to...
所以 have to 是被看成实义动词的用法。因此它的疑问句也要借助于助动词do , does, did 来完成。如有疑问，欢迎追问，有问必答！
感谢网友们的采纳和鼓励！楼主意下如何？追问It was fortunate we did'nt have to carry him. It was our ______.a)good chance b)good luck c)fortunate d) fate追答选C

___to carry him?
选A
have to 不得不
一般疑问句，要把did 或do 提到句首
这句话意思是：他们必须带上他吗？或者他们必须把他弄走吗？

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