Jawaban:

Penjelasan:

• I have to wake up early tomorrow for a meeting. (Positive sentence, Subject: I, Verb: have to wake up, Object: early tomorrow)
• I don't have to work on weekends. (Negative sentence, Subject: I, Verb: don't have to work, Object: on weekends)
• He has to go to the doctor today. (Positive sentence, Subject: He, Verb: has to go, Object: to the doctor today)
• He doesn't have to take medicine. (Negative sentence, Subject: He, Verb: doesn't have to take, Object: medicine)
• We have to submit the project by Friday. (Positive sentence, Subject: We, Verb: have to submit, Object: the project by Friday)
• We don't have to attend the meeting. (Negative sentence, Subject: We, Verb: don't have to attend, Object: the meeting)
• They have to finish their homework before dinner. (Positive sentence, Subject: They, Verb: have to finish, Object: their homework before dinner)
• They don't have to study for the test. (Negative sentence, Subject: They, Verb: don't have to study, Object: for the test)
• She has to go to the grocery store. (Positive sentence, Subject: She, Verb: has to go, Object: to the grocery store)
• She doesn't have to cook dinner tonight. (Negative sentence, Subject: She, Verb: doesn't have to cook, Object: dinner tonight)

The structures used in these sentences are subject-verb-object or subject-auxiliary verb-main verb-object. The main verb in these sentences are "have" for "have to" and "has" for "has to" and the auxiliary verbs are "do" and "does" for negative form.