he prevented /promised/protected/pretended to study hard although he was starting at his maths book
问题描述：
he prevented /promised/protected/pretended to study hard although he was starting at his maths book
可以再帮我翻译下吗
读上去好别扭啊
答
he pretended to study hard although he was starting at his maths book.
pretende在这是假装的意思.原意是 虽然他已经开始做数学作业了,但他是假装在认真学习.