___ the new policy, we are now having a happy life.
We think that it’s love _______makes the world ________ it is today.
It seems that living green is _______ easy and affordable. A small step makes a big difference.
To our surprise, most people living nearby choose to ________ the noise from the factory and even keep quiet when interviewed by reporters.
---The girl looks so beautiful. Is she a model or a film star?---________. She’s a teacher.
There are________ approaches to English teaching. But not all of them are equally efficient for our Chinese students.