-Wuhan is taking steps to control the _______ of motorbikes in the downtown areas.-That’s wonderful! We don’t have to be worried about being hit all day long.
—Can I see the headmaster at the moment, please ?—I'm afraid not. He ________ out. He ________ in 10 minutes.
Italy is famous for ________.
There __________ great changes in our hometown in the past fifteen years.
We spend as much time as we can ______ English.
Not only this boy but also the girls __________ Hawaii before in our class.