Using many symbols makes ______ to put much information on a single map.
---- Do you think it’s a good idea to make friends with your students? ---- , I do. I think it’s a great idea.
Daniel’s family their holiday in Huangshan this time next week.
-– I wonder how much you charge for your services. --- The first two are free the third costs $30.
We can never expect bluer sky unless we create less polluted world.
A good friend of mine from I was born showed up at my home right before I left for Beijing.