There are twenty-eight days in
| A．January | B．February | C．March | D．June |
Though he worked ____, he still _____ make any progress.
| A．hardly, hardly | B．hardly, hard |
| C．hard, hard | D．hard, hardly |
It will be easier for people to realize their dreams if they____ highly
| A．have; educated | B．will; educate |
| C．are, educated | D．were; educated |
Everyone arrived on time ____ the traffic was so terrible.
A, if B. unless C. though D. because
-____ is it from your home to the supermarket? -About ten minutes’ walk
| A．How long | B．How far |
| C．How much | D．How many |
People ____ more and more useful things to protect the earth since Earth Day was started.
| A．did | B．were doing |
| C．will do | D．have done |