—Look at the flowers I gave you last week. They are dying! _______ do you water them?
—Sorry, I forgot to water them.
| A．How long | B．How often |
| C．How soon | D．How much |
—Listen! Is that Millie singing?
—No. It _____ be Millie. She has gone to Beijing.
| A．may | B．can’t | C．must | D．mustn’t |
— I don’t know ________ to deal with this problem.
— Why not ask your teacher for help.
| A．what | B．that | C．where | D．how |
-- Thanks for offering me_________ useful advice!
--__________.
| A．so ; With pleasure | B．so ; My pleasure |
| C．such ; My pleasure | D．such ; With pleasure |
I think this piece of music is worth_______.
| A．listening | B．to be listened to |
| C．listen to | D．listening to |
If you have difficulty something，wearing red it easier for you to take action．
| A．do；makes | B．doing；making |
| C．with；make | D．doing；makes |