[ Grammar ]
Before the laboratory carts can be used to transport……………materials,technicians must wipe all exposed surfaces with a disinfectant cloth.
A. vague
B. passive
C. sensitive
D. demonstrative
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Some vs. Any › ViewAre there …………… letters for me ?
A. Some
B. Any
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He goes to office everyday.
A. Simple present tense
B. Present continuous tense
C. Simple past tense
D. Past indefinite tense
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A. They’re
B. There
C. Their
D. They are
Past Continuous vs Past Simple › View
Because of the rain, we ______________ to the beach yesterday afternoon.
A. didn’t go
B. wasn’t going
C. weren’t going