-- Are the books ________? -- No, they belong to ________.
Your donation_________ and the money will be used to help the students from poor families.
Each time tourists travel to Beijing, they_______ the Forbidden City.
31. Tom__________ his father, because they both are cheerful and easygoing.
— I wonder _ _.— I'm afraid we'll be late.
— How is your English study?Not bad. But I_______ learning English grammar.