英语翻译
问题描述：
英语翻译
10.虽然他试了很多次,但是他自己爬上山有困难.
Although he tried many times,he ________ __________ _________ the mountains __________.
答
虽然他试了很多次,但是他自己爬上山有困难.
Although he tried many times, he ________ __________ _________ the mountains __________.
答案：had difficulty climbing/himself