The Chinese abacus(算盘), officially ______ as a cultural heritage at the 8th Annual UNESCO World Heritage Congress, is another symbol of Chinese wisdom.
—— Nacy_________ the letter from her mother. —— No, she can’t have. The postman hasn’t come yet.
I don’t think he_______ a new bike.
Tom_______show his exam results to his parents.
Let’s clean the classroom, _______?
Children________in public very often.