--_________is the population of the world ? --_________about 7 billion.A. How many; It’s B. What; It’s C. What; They’re
Tom, ______ too much TV
—Do you still play football often? —Yes.And you see I am_____ stronger now.
You speak good English, I hope_____ us with our English.
—Did these pop stars_____ the meeting last Friday? —Yes, I was so excited to see them.
We often have three weeks ______ during winter holiday.