[ Grammar ]
After the physics lesson, the children know that water ____ at 100 degrees C.
A. will boil
B. is boiling
C. boils
D. boil
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Charlie _______ work on Sundays, but he often goes into the office.
A. don’t have to
B. has to
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The duck is ________ the pillows and the doll.
A. on
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A. dog
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Past Continuous › View
I was following her when suddenly she ________.
A. stops
B. was stopping
C. stopped
D. stop