The reason why I was late was that I was ______ by the traffic jam.
| A．made up | B．held up | C．turned up | D．put up |
The Arctic is considered _____ the northern part of the Atlantic.
| A．having been | B．to have been | C．to be | D．being |
_____, the boy couldn't enter his house.
| A．Since the key had lost | B．The key being lost |
| C．Lost the key | D．Having lost the key |
_____ in white, she looks much more beautiful.
| A．Wearing | B．Dressing | C．Dressed | D．Having dressed |
_____ her mother had come, her face lit up.
| A．Hearing | B．Having heard | C．When heard | D．When she heard |
The wallet was returned to him without anything _____.
| A．missed | B．to be missed | C．missing | D．to miss |