[ Grammar ]
If we didn’t any measures to protect whales, they would disappear forever.
A. use
B. make
C. take
D. do

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Vocabulary › ViewWorking out five days a week at the same place, can sometime be a bit monotonous.
Monotonous means:
A. Too much
B. Too little
C. Unvarying
D. None of the above
Modals › View
why are you lying in bed now? You have a test tomorrow. You ____ instead
A. should be studying
B. might be studying
C. will be studying