[ Vocabulary ]
Kinetic energy
A. the energy that an object has because it is moving
B. energy that is stored in an object
C. a push or a pull that can change the motion of an object
D. the amount of matter that makes up an object

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Present Tenses › ViewA: Are you busy? B: Yes, I ________________ after my younger sister.
A. look
B. am looking
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D. have been looking
Tenses › View
The students ___________ quietly in the classroom.
A. talks
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Grammar › View
Our hotel is fifty meters ………………. the sea.
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