Ex1: Choose the best answer to complete each of the following sentences: 1. We need to find an effective way to-…traffic jams because they havei

Ex1: Choose the best answer to complete each of the following sentences:
1. We need to find an effective way to…….traffic jams because they haveincreased rapidly for many years. A. help B. collect C. recycle D. reduce

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  1. 1. We need to find an effective way to…….traffic jams because they have increased rapidly for many years.

    A. help

    B. collect

    C. recycle

    D. reduce: giảm thiểu

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