---________ is the population of your city?--- About seven ________.A. What; millionsB. How many; millionsC. What; million
Light doesn’t travel as fast as sound, _______?
We have three meals _______day. We have _______breakfast at 6:30 in _______morning every day.
—Was Tom a little ill yesterday? —_______.
—Do you know where the twins are? —Yes. They _______ Fuzhou.
It’s raining heavily now. You’d better _______home.