though he worker hard,he still had a little difficulty e_____ himself in English
题目
though he worker hard,he still had a little difficulty e_____ himself in English
答案
engaging
have difficulties (in) doing,所以用动名词形式
engage in sth.专心于某事
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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