The old man needs our help, ______ ?
In order to make Chongqing more beautiful, lots of trees _____ on both sides of the street.
500,000dollars ____ a lot of money, but it’s far less than they need.
_______ try this one ? I think it’s better.
----May I borrow your pen, Mike ? ----Yes, of course. Here are some and you can take ______ of them.
It has been 4 years _____ the earthquake happened in Wenchuan