( ) ___ this your schoolbag ?
A. Are B. Is C. Does
（）Your brother looks _____ younger than you.
| A．much | B．many | C．more | D．most |
（）Would you mind _____ the window for me?
| A．close | B．to close | C．closed | D．closing |
（） It is very ______ of you to make such stupid mistakes.
| A．clever | B．nice | C．kind | D．silly |
（）-- Mom, we are running out of milk.
-- Let's go to the ______ to buy some.
| A．supermarket | B．bookstore | C．shopping mall | D．post-office |
（） In order to give children a better life in the future, we should ____ the environment.
| A．produce | B．program | C．protect | D．project |