[ Present Perfect Negative and Interrogative ]
Affirmative. We ____________ (have) (open) the door to new knowledge.
A. had open
B. have opened
Select your answer:

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Modal Verbs › ViewIf a letter comes for me, ………..you please forward it to this address.
A. shall
B.could
C. must
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Mixed General Quiz › View
What a ___ and horrible crime!
a. vile
b. bile
