1Vietnamese students have less vacations than American students.
⇒Vietnamese students have fewer vacations than American students.
2. What’s your America’s penpal’s name?
⇒ What’s your American penpal’s name?
3. Doctor Lai looked at Minh and told him don’t worry.
⇒ Doctor Lai looked at Minh and told him not to worry.
4. How often is it from your house to your school?
⇒How far is it from your house to your school?
5. My younger sister feels sick. She ate too many ice- cream yesterday.
⇒My younger sister feels sick. She ate too much ice- cream yesterday.
6. What is your day of birth?- It’s on May 20th.
⇒What is your date of birth?- It’s on May 20th.
7. Would you like to have a dinner with me tonight?
⇒Would you like to have dinner with me tonight?
8.How many are the English books? – I think they are two hundred thousand dongs.
⇒How much are the English books? – I think they are two hundred thousand dongs.
9.The boys in our class like Ronaldo very much because he plays soccer very good.
⇒The boys in our class like Ronaldo very much because he plays soccer very well
10. How are you today? – Not badly, Thank you
⇒How are you today? – Not bad, Thank you