Unlike watching TV, reading is a highly active process (过程) _______ it requires attention as well as memory and imagination.
| A．until | B．but | C．unless | D．for |
—Which one of these do you want?
—________. Either will do.
A.I don’t mind
B.I’m sure
C.No problem
B. Go ahead
Scientists study ________ human brains work to make computers.
| A．when |
| B．how |
| C．that |
| D．whether |
________ can be good at something for 40 years if he doesn’t love it.
| A．Anybody |
| B．Everybody |
| C．Nobody |
| D．Somebody |
Mrs Smith finds it hard to clear up the mess, as her children are always ________ whenever she tries to.
| A．in the way |
| B．on watch |
| C．in sight |
| D．on the line |
I have an appointment ________ Dr Smith, but I need to change it.
| A．to |
| B．off |
| C．with |
| D．from |