—What heavy rain it was!—Yes, but I love air after it rains. It smells so fresh. Fog and haze(雾霾)has become a big problem in China.
_______wonderful news report he wrote! All of us were proud of him.
Don't keep poison in the kitchen, _______?
We will wait until everyone_______ back.
-How much_______ the shoes? -Five dollars_______ enough.
-Would you like to go to the park with me? -I'd love to, _______ I'm afraid I have no time.