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【单选题】
I ____ go to the gym in the morning. I work in the afternoon.
A.
has to
B.
have to
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【单选题】I ____ prepare dinner tonight. My roommate wants to cook tonight.
A.
have to
B.
don't have to
【单选题】John and Emma ____ the doctor. Their son is very sick.
A.
has to call
B.
have to call
【单选题】You should exercise three or four times a week. You ___ exercise every day.
A.
don't have to
B.
have to
【单选题】Anna ___ learn how to manage her schedule. She doesn't manage it very well.
A.
has to
B.
have to