saswata4s wrote:
The professor assumed that Michelle probably have stayed up late last night since she fell asleep in class.
a) Michelle probably have stayed up
b) for a fact Michelle was staying up too
c) Michelle must have stayed up
d) Michelle probably must had stayed up
e) it was possible of Michelle staying up
This question is from Gmat Club Grammar Book. Practice Test 2 (41). The OA is C. My confusion is should not it be thehad stayed up instead ofhave stayed up ?
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