Children exposed to air pollution are more to suffering from different diseases.
our arriving at the airport, we were given a warm welcome by the local people.
When we entered the room, the lights suddenly.
— How do you like the book? — It’s quite different from I read last month.
Let’s go to cinema— that’ll take your mind off the problem for while.
The pretty young woman is now experiencing a whole new world that is incredibly awkward _______ there is true love, happiness and care. A. when B. where C how D. that