1.It's the law. They_____ wear a mask in going to a crowded place.
A. could
B. have to
C. might
D. would
2.i_____go now. My friends are waiting. A. be able to
B. need C. have to
D. must
3.Dean gave me a letter to post. I_________ remember to post it.
A. can
B. may
C. must
D. needn't
4.Covid cases skyrocketed for the past few days. We_________ lower our guards.we must be careful and vigilant.
A. could not
B. have not
C. must not
D. will not
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2.D
3.C
4.C
I hope it’s help you
Pa brainliest po
Answer:
1. b) have to
2.d) must
3. c) have to
4. c) must not