such as,for example 哪个后面加,后,才加例子

题目

such as,for example 哪个后面加,后,才加例子

答案

举个例子吧
①I have many friends,such as Mary.
②I have many friends,for example,Mary.
也就是说shch as后直接跟名词或句子,for example 后不能直接加,要用逗号隔开