The reason __________ he explained was __________ he was ill and unable to go to school.
| A．why; that | B．why; because |
| C．which; because | D．which; that |
Many of them turned a deaf ear to his advice,they knew it to be valuable.
| A． | as if | B． | now that | C． | even though | D． | so that |
—Look!He’s running so fast!
—Hard to _______ his legs were once broken.
| A．know | B．imagine | C．realize | D．find |
Work gets done _______ when people do it together,and the rewards are higher too.
| A．easily | B．very easy | C．more easily | D．easier |
Why not try your luck downtown,Bob?That’s _______ the best jobs are.
| A．where | B．what | C．when | D．why |
I like______color of your skirt.It is_______good match for your blouse.（）
| A． | a;the | B． | a;a | C． | the;a | D． | the;the |