There are many fish in this lake, and the birds can catch _________ food.
| A．it as | B．them as |
| C．them for | D．they as |
Sam spends two hours _______ his homework every day.
| A．to do | B．doing | C．do | D．does |
He is ill. I don’t know _______ he will come to school.
| A．how | B．weather | C．when | D．whether |
—_______ do you prefer, walking or running?
—I like running better.
| A．What | B．How | C．When | D．Which |
I see Wei Han _______ English almost every morning.
| A．reads | B．reading | C．read | D．to read |
I want to be a doctor when I .
| A．grow up | B．eat up | C．put up | D．get up |