They think English is difficult and it's hard to memorize new words and grammatical rules.

他们认为英语很难学，而且很难记住新单词和语法规则。

youdao

They think English is difficult and it's hard to memorize new words and grammatical rules.

他们认为英语很难学，而且很难记住新单词和语法规则。

youdao