( ) 1. This is _____ second year that China has taken part in the activity Earth Hour. But we hope we can try our best to make the earth ____better world.
A. the; a B. a; the C. the, / D. the, the
( ) 2. It’s really brave ______ Chai Jing to tell so much truth to the public.
A. for B. of C. to D. in
( ) 3. ---Would you mind giving me some more bread? I’m still a little bit hungry.
---______. Help yourself.
A.Yes, I would B. Better not C. Not at all D. You are welcome
( ) 4. ---______ do you brush your teeth every day?
---Three times. At least twice suggested by doctors.
A. How soon B. How long
C. How often D. How many times
