—Do you know ____?—8,844.43 meters. It's a popular place with mountain climbers.(2014,广东)
I think there won’t be ______ schools in the future.
I think he will come back ______ three days.
We will use ______ and get ______ on the Internet.
---What is Mr Zhang doing? ---He is writing some English words ______ the blackboard ______ chalk.
---Tom , how long could I this English novel? ---Only one week, because it’s my sister’s.