[ Modal Verbs ]
you ……. leave the class without permission
A. have not
B. may not
C. might not
D. must not

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Present Perfect Negative and Interrogative › ViewNegative. The Weeknd ________________ (have) (perform) at the Billboard Awards.
A. have not perform
B. has not performed
C. has not perform
Mixed General Quiz › View
The average ___ temperature of Salt Lake City in February is about 44 degrees Farenheit or about 7 degrees centigrade.
a. higher
b. highest
c. high
Polar bears_____in trouble
A. were
B. was
C. will be
D. are
City Places › View
It is the place you go if you need to mail a letter.
A. hotel
B. museum
C. post office
D. zoo
