单项选择题

______ participants in the weekend conference should be assured that they can take a day off during the next week.

A. Each
B. Every
C. Much
D. All

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单项选择题

I bet SEC is looking to offer something that's equipped with the ______ technologies.

A. lately
B. last
C. latter
D. latest

单项选择题

Since we purchased the new equipment, ______ has been significantly increased.

A. producer
B. produced
C. production
D. produces

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