[ Grammar ]
They _____ go to the dentist.
A. have
B. has
C. have to
D. has to
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Grammar › ViewStudents _____ walk slowly in the hallway, so they _____ get hurt.
A. has to/ won’t
B. can/ will
C. do/ will
D. must/ won’t
Comparative Adverb › View
Blue whales _____ animals that have ever lived.
A. Is larger than
B. Is the largest
C. Are the largest
Grammar › ViewBefore Emma set the table, she______________________ a talk with her mother.
A. has had
B. have had
C. had had
D. had
Present Perfect Vs Past Simple › View
We … to Africa and South America.
A. have been
B. went