When did you start to collect stamps?— I got my ______ stamp when I was ______ years old.

Can you __________ your e-dictionary to me, please? –Of course. But you mustn’t __________ it to others.

Mr. Wang is a popular maths teacher _____________ the students in our school.[ ]

How __________ rice does he want?[ ]

Maria tried her best angry with my son.