1.The host picked several persons from the audience _______ and invited them to the stage to have a dialogue.( 。
A.at randomB.by chanceC.in turnD.on occasion

分析 主持人任意地在觀眾中挑了幾個(gè)人,邀請(qǐng)他們到舞臺(tái)來對(duì)話.

解答 答案:A.
考查介詞短語的辨析,at random是任意地,by chance是偶然地,in turn是依次,反之,on occasion是有時(shí),根據(jù)語境是隨意挑了幾個(gè)人,故答案為A.

點(diǎn)評(píng) 考查介詞短語的辨析,在平時(shí)的學(xué)習(xí)中要對(duì)這些短語進(jìn)行積累,再根據(jù)具體的語境確定答案.

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