—I wonder ______you’ll water this kind of flower .—Every other day .
| A．how often | B．how long | C．how soon | D．how much |
Mr. Green stood up in defense of the 16-year-old boy, saying that he was not the one ____.
| A．blamed | B．blaming | C．to blame | D．to be blamed |
— Why don’t you turn to Professor Lee for some advice?
— _____ What if he refuses to help or something?
| A．It depends. | B．Can’t agree more. |
| C．Don’t mention it! | D．I don’t know. |
_____ endless work, most of which is done in vain, some of the adult are confused of their goals of life.
| A．Occupying | B．Occupied with |
| C．To occupy | D．Having occupied |
— You should have paid the bill for her.
— I _____ to, but she refused.
| A．offered | B．have offered |
| C．had offered | D．was offering |
His music is unique and may _____ the young but will not interest the old.
| A．appeal to | B．contribute to |
| C．adapt to | D．turn to |