Experts say it is an international trend to __________ MP2.5 to check air quality.
A．a(chǎn)daptB．a(chǎn)ttachC．a(chǎn)doptD．a(chǎn)djust
C
本題考查動(dòng)詞詞義辨析。adapt適應(yīng)，改編，attach附加，adopt采納，收養(yǎng)，adjust調(diào)節(jié)，句意：專家們說(shuō)采用MP2.5檢查空氣質(zhì)量是國(guó)際趨勢(shì)。根據(jù)語(yǔ)境應(yīng)選C。
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