[ Present Simple and Present Continuous Tense ]
Most teenagers ________ their smartphones to stay connected with friends.
A. uses
B. use
C. is using
D. are using

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Modals › ViewWe ____ finish the other books before the final exam, so we ____ take any other literature classes.
A. will have to; won’t have to
B. had to; had to
C. have to; have to
D. don’t have to; have to
Correlative Conjunction › View
You can go left. You can go right.
A. You can either go left or right.
B. You can neither go left nor right.