[ Grammar ]
Choose the correct plural form of matrix
A. matrices
B. matrixes

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Grammar › ViewDr. Corso can see you at 10:00 ______ at 10:30
A. or
B. and
C. but
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Past Continuous vs Past Simple › View
Because she ________ Chinese class yesterday afternoon, she couldn’t go to Sarah’s birthday party.
A. had
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A. playing
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According to the weather forecast, _________.
A. it’ll rain tomorrow.
B. it’s raining tomorrow.
C. it will be going to be raining
D. it rains tomorrow.
