miss.be afraid of.used to.have to.worry about 造句

Are you all right? I miss you.
你还好吗？我想你。
There's nothing to be afraid of.
没有什么可怕的。
Jack used to assist Mary in her lessons.
杰克过去常常帮助玛丽学习功课。
It is a pity that we shall have to leave tomorrow.
我们明天必须离开，真是遗憾。
We all worry about his health.
我们都为他的身体担心。

My book is missing.
I'm afraid of swimming
I used to go to school on foot
I have to observe the school rules
Mum worries about my study

1.I miss you./My book is missing.
2.I am afraid of washing cloth.
3.I used to take a walk.
used to + do："过去常常"表示过去习惯性的动作或状态，但如今已不存在。
I am used to having breakfast.
be used to + doing： 对……已感到习惯，或"习惯于"，to是介词，后需加名词或动名词。
4.I have to finish my homework.
5.Don't worry about him.