单句改错。

1. You are supposed saying hello to your teacher in the morning.

                                                        ____________________.

2. I greet to my teacher politely every morning.

                                                                                               . 

3. I often drop at my English teacher's home on Sunday.

                                                                                               .

4. You are supposed not to make noise while eating noodles.

                                                                                              . 

5. What is the particular challenge that Jack is facing with now?

                                                      ____________________.

什么是继承权？