在He was caught in the rain .中为啥用in 而不用by

在He was caught in the rain .中为啥用in 而不用by was caught by the rain和I was caught in the rain有什么不同, He got caught in the rain.caught, he was caught in the rain last night.that___ He's caught in the rain He was caught ____the rain when he was walking in the street —I was caught in the heavy rain, so I couldn’t be back by 7 英语：He was caught in the rain last night That ____his cold A He was caught in the rain,thus making himself catch cold.句子分 He was caught in the rain last night.That his cold. he was caught in the rain last night.that___（选下一句） Caught In the Rain 歌词