Instruction

Select the best answer to complete the sentence.

1. I have -------- idea what to do next.

2. One of my co-workers came -------- with the flue on the first day of his business trip to New York.

3. -------- the heavy traffic, we will be late.

4. The number of department staff was doubled to deal with the system trouble caused ------- large-scale blackout.

5. The survey was -------- out this week from Monday to Friday..

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