1. What is your dad's name?
2. My dad has one son and one daughter
3. My mum does not have a daughter
4. How many people does your family have?
5. I am ten years old, how about you?
6. How old is your teacher?

what's your father's name?
my father has one son and one daughter
my mom doesn't have a daughter
how many people does your house have?
I'm 10, how about you?
how old is your teacher?

1. What is your dad's name?
2. My dad has a son and a daughter.
3. My mum doesn't have daughters.
4. How many people are in your family?
5. I am 10 years old, what about you?
6. How old is your teacher?

well done！

1. What is your father's name?
2. My dad has one son and one daughter. 
3. My mother does not have a daughter
4. How many people are there in your family? 
5. I am 10 years old, how about you? 
6. how old is your teacher? 

correct

1)  What is your father's name?
2)  My father has one son and one daughter. 
3) My mother does not have a daughter. 
4) How many people in your family?
5) I am 10 years old, how about you?
6) How old is your teacher?

1 what is your father's name?
2  my father has 1 son and 1 daughter
3 my mother has no daughter
4 how many people in your family?
5 i am 10 years old, how about you?
6 how old is your teacher?

1. What's your dad's name?
2. My dad has one son and daughter.
3. My mom doesn't have any daughter.
4. How many family member do you have?
5. I am 10 years old, and you? (How about you?)
6. How old is your teacher?

正确！

1. What is your father's name? 
2. My father has one son and one daughter.
3. My mother doesn't have a daughter.
4. How many people are in your family?
5. I am 10 years old, how about you?
6. How old is the teacher?