根据对话内容，在空白处填写一个适当的话语（话语可能是个句子，也可能是一个短语或一个词），使对话完整。
(Father is talking about the exam with his son in the room.)
Father: You have been working hard on your studies these days. 1 ?
Son: Yes, very tired. But I have to keep working hard. You know, the final exam is coming soon.
Father: I know it's important to you.
Son: Of course. It's more important 2 any other kind of exam.
Father: You are right. But you don't need to 3 it. I believe you can get good grades.
Son: But Chinese troubles me a lot. I am afraid 4 .
Father: I don't think .so.
Son : Sometimes I just have no idea about compositions (作文).
Father: Don't worry. Many students may feel the same as you.
Son: 5 . but I will still work harder at it.
Father: If so, you'll pass it.
Son: I hope so.
