Using a non-finite verb form:You don't need to pretend that you

Using a non-finite verb form:
You don't need to pretend that you are trying to learn something while networking with your friends.
【正确答案】：You don't need to pretend to be trying to learn something while networking with your friends.
【题目解析】：Pretend that + 从句，或pretend to……，假装……。