To make us healthier, the teachers often see us ______ on the playground.
It’s so fine. Why not ________ outdoors?
The plane from Beijing to Hong Kong ________ half an hour ago.
— Look at the postcard. It’s from my pen pal in New York. — Hmm…It ________ so beautiful.
Monday is his ________ day in a week.
—________ will you graduate from your middle school? —In about one month.