The students _________ follow the school rules at school.
--- Is your good friend _____ China now? --- Yes, he is. He likes China very much.
--- Is that _____ orange? --- Yes, the orange is mine.
— Can you help me with my English? — ________.
— Did you have a basketball match last Sunday? — No. It has to be put off(推迟) ________ the heavy rain.
— How can I keep healthy? — It’s important for you _______ healthy eating habits.