[ Modals ]
____ I enter the laboratory?
A. should
B. may
C. could
Select your answer:
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Mixed General Quiz › ViewUse a ___ made of boards or poles to keep a broken limb immobilized.
a. splint
b. sprint
Tenses › View
I … (see) a cute cat when I was walking down the street.
A. see
B. seen
C. have seen
D. saw