A 他的英语基础如此之差,以至于他发现别人很难理解他.
make sth/ oneself +过去分词.使某事/某人自己被.,使别人.如:
He soon made himself understood.
他立刻把自已的意思讲明白了.
You should make the news known to everyone.
你应该把这消息告诉每个人.
赞同请采纳!