In the next 30 years, we could see more heat waves like_____ now occurring in the US or the kind that swept across Europe in 2003 that caused tens of thousands of deaths.
—_______ listen to music in the classroom, Peter. —Sorry, I won’t, Mrs. Black.
Driving a car is not so difficult as you imagine, if you _______ the rules.
She has to _______ her journey because of her mother’s illness.
Zhang Lin was addicted to computer games during his last year in high school, otherwise he _______ a student of Beijing University.
The science of the library is sometimes broken by a sudden cough or the sound of pages _______.