–It’s too hard for me to learn English well.--Believe in yourself! You can do almost anything if you never ______.
–Have you ever been to the zoo? ---__________
A young man _______John bought this expensive present.
---My grandfather is ill today. ---_________
We will have a _________ holiday after the exam.
-Must I finish the work today?-No, you ____. You can finish it tomorrow.