[ Present Tense ]
Orcas ______ the largest extant members of the dolphin family.
A. is
B. am
C. are
D. has

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Grammar Rules › ViewChoose
We use the modal verb “don’t have to” to express…
A. obligation and necessity
B. strong recommendation
C. lack of necessity or obligation
D. prohibition
E. advice or an opinion
Grammar › View
The secretary put abruptly the phone down.
A. Correct
B. Incorrect
