懂英语的进他们在做这些数学难题时遇到了困难 They _____ _____ _____ ______the diffcult Maths problems.肿么填,要用have trouble (in)打少了一个空。应该是他们在做这些数学难题时遇到了困难 They _____ _____
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![懂英语的进他们在做这些数学难题时遇到了困难 They _____ _____ _____ ______the diffcult Maths problems.肿么填,要用have trouble (in)打少了一个空。应该是他们在做这些数学难题时遇到了困难 They _____ _____](/uploads/image/z/5802984-0-4.jpg?t=%E6%87%82%E8%8B%B1%E8%AF%AD%E7%9A%84%E8%BF%9B%E4%BB%96%E4%BB%AC%E5%9C%A8%E5%81%9A%E8%BF%99%E4%BA%9B%E6%95%B0%E5%AD%A6%E9%9A%BE%E9%A2%98%E6%97%B6%E9%81%87%E5%88%B0%E4%BA%86%E5%9B%B0%E9%9A%BE+They+_____+_____+_____+______the+diffcult+Maths+problems.%E8%82%BF%E4%B9%88%E5%A1%AB%2C%E8%A6%81%E7%94%A8have+trouble+%28in%29%E6%89%93%E5%B0%91%E4%BA%86%E4%B8%80%E4%B8%AA%E7%A9%BA%E3%80%82%E5%BA%94%E8%AF%A5%E6%98%AF%E4%BB%96%E4%BB%AC%E5%9C%A8%E5%81%9A%E8%BF%99%E4%BA%9B%E6%95%B0%E5%AD%A6%E9%9A%BE%E9%A2%98%E6%97%B6%E9%81%87%E5%88%B0%E4%BA%86%E5%9B%B0%E9%9A%BE+They+_____+_____)
懂英语的进他们在做这些数学难题时遇到了困难 They _____ _____ _____ ______the diffcult Maths problems.肿么填,要用have trouble (in)打少了一个空。应该是他们在做这些数学难题时遇到了困难 They _____ _____
懂英语的进
他们在做这些数学难题时遇到了困难
They _____ _____ _____ ______the diffcult Maths problems.
肿么填,要用have trouble (in)
打少了一个空。应该是
他们在做这些数学难题时遇到了困难
They _____ _____ _____ _____ ______the diffcult Maths problems.
懂英语的进他们在做这些数学难题时遇到了困难 They _____ _____ _____ ______the diffcult Maths problems.肿么填,要用have trouble (in)打少了一个空。应该是他们在做这些数学难题时遇到了困难 They _____ _____
填 had trouble in solving (过去式)
保证准确率~
they had trouble in doing the difficult maths problems
为你解答。
他们在做这些数学难题时遇到了困难。
They (had trouble in solving) the diffcult Maths problems.
解释:have trouble in doing sth,做某事有困难。
had trouble/difficulty in doing 这是常用句型 做某事有困难
they had some trouble when doing the diffcult maths problems.