Beijing government puts more than 700 million yuan to increase its green space this year,____________ doubles the money provided last year.
The athlete fell off his bike when he _____ down the hill.
There is ______ is called Mr. Smith in our workshop.
Young students are ______ not to smoke, either in or out of school.
The reason he was absent from class was his mother fell ill this morning.
The leader of the factory told us that very little ______ was made of the waste material in the past.