-There____a number of students in our school.The number of them_____over 1000.
Let’s go climbing if it_________tomorrow.
He ______in this city since his family moved to Nanning.
His grandparents live _________in a small house,but they don’t feel____.
Don’t smoke,please.It’s __________ the rules.
---Can you _______ at 7:00 tomorrow morning? ---OK!