The window is ______.

[    ]

　　A. a new    B. not a new    C. new    　　D. the big

-- ______ ones are yours?

-- The red ones.

[    ]

　　A. Whose    B. Which    C. What    　　D. How many

I can help my mother ______ the housework.

[    ]

　　A. with   B. in   C. on   D. of

My sister's home is________ from here.

[　　]

A．half an hour on foot

B．three kilometers far

C．10 minutes far

D．two hours

It is ________ cold outside. There's _________ snow.

[　　]

--When are you ________Beijing?

--Next week.

[　　]

What class ________ you in?

[　　]