[ Modals ]
_________ask the teacher to explain again and again until you completely understand.
A. You must
B. You do not have
C. You must not
D. You can

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Modal Verbs › ViewA: Look at the top of that hill. I can see something. I’m not sure, but it __________part of the ruins. Drive up that way!
A. might be
B. must be
Tenses › View
. Mr. Andi ____ English in our school.
A. teach
B. teaches
C. taught
D. teaching
