Many facts proved that long before Columbus ________ America, Chinese had visited it.
| A．noticed | B．uncovered | C．discovered | D．arrived |
Fully __________ in looking after three children at home, she no longer has time to enjoy the various activities in the club.
| A．occupied | B．contributed | C．attached | D．devoted |
Never stop doing ___________you are fond of.
| A．no matter what | B．whatever | C．if | D．that |
Hearing a scream, I rushed downstairs only to see my hostess ___________on the floor.
| A．lain unconscious | B．lying unconscious |
| C．laid unconsciously | D．lying unconsciously |
Attractive ________ the device might seem, “my wife has already done that by herself” was a common response after people seeing it when it was introduced on show this week.
| A．while | B．although | C．as | D．when |
When I was _______ the school football team because I was unfit, I knew it was time to quit _______.
| A．taken off, smoking | B．taken up, having smoked |
| C．taken down, to smoke | D．taken apart, smoking |