He must have had an accident,or he____________ here thenA)\x09would have been B) had been C) should have been D) could be重点区分A 和C

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$He must have had an accident,or he____________ here thenA)\x09would have been B) had been C) should have been D) could be重点区分A 和C$

He must have had an accident,or he____________ here thenA)\x09would have been B) had been C) should have been D) could be重点区分A 和C
He must have had an accident,or he____________ here then
A)\x09would have been B) had been C) should have been D) could be
重点区分A 和C

He must have had an accident,or he____________ here thenA)\x09would have been B) had been C) should have been D) could be重点区分A 和C
这句是虚拟语气句 had reached
对过去的虚拟从句 had done ,主句 would,must ,could +have done
我个人的理解
o(∩_∩)o...

would be 他一定出车祸了不然他现在一定会在这

would be