Use Of "must/have to" Quiz | English Grammar Test

In the following quizzes students should complete the sentences with the words MUST or HAVE TO in the correct form.
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[@MoeLay-pr3fm]

Thanks😊😊

[@elzelz631]

I have 12 answer correctly

[@user-rj8rp1lo8l]

I have 14 answer correcly😊

[@mikekurtz5868]

Question:
#4: Answer A also correct; both express an obligation to stay.
#7: If they have more than enough time, then there should be no need to hurry. So answer B would seem correct.
#11: Answer A also, since both imply an obligation to act. Also, "call here soon" or " call her soon"?

[@user-or3uw4im4b]

13

[@beehd]

9 have to btw

[@monicacarolinadiazmendoza8401]

solo falle 4😢😂