他们在听力测试中往往抓不住所听材料的中心，不能分辨内容的主次，抓不住关

他们在听力测试中往往抓不住所听材料的中心，不能分辨内容的主次，抓不住关键词，因而错误理解句意。

結果 (英文) 1:

They are often caught in the hearing test center is not home to hear the material, can not distinguish between primary and secondary content, catch words, and thus misinterpreted the sentence was intended.

結果 (英文) 2:

They often can't listen to the material in the center place in listening tests, and can not distinguish the content, do not catch the key words, so the wrong understanding of the meaning of the sentence.

結果 (英文) 3:

They in listening tests often fail to grasp the materials Center, unable to distinguish between primary and secondary, catching key words, misunderstood the meaning of your sentence.