It seems that living green is easy and affordable. A small step makes a big difference.
A．surprisingly B．fortunately C．exactly D．hardly
If you visit our home or ring the doorbell, you by our dog.
A．were greeted B．will greet C．will be greeted D．greeted
—Sorry, I have to now. It’s time for class.
—OK. I’II call back later.
A．break up B．hang up C．give up D．hold up
Kids are not allowed to leave kindergartens their parents come to pick them up.
A．unless B．since C．although D．because
China has got a good for fighting against the flu with its careful and smooth organization.
A．knowledge B．influence C．reputation D．impression
The population of the province to more than twice what it was in 1949. The figure is now approaching 74 million.
A．are growing B．have grown C．grew D．has grown
