——This is my ruler. the blue pens?——They are Helen’s.A. What B. How C. What about
Which of the following signs can we most probably see in a museum?
–_______ is it from here to the airport? –About forty kilometers.
–Will the air in our city get cleaner? –_______. Everybody likes clean air.
My grandmother is ill, _______ I have to look after her at home.
There are _______ foreign students in the class. Two are from the UK, three are from Australia and the other six are from Canada.