_____, he has a lot of knowledge about computer.
| A．A child as he is | B．As he is a child |
| C．Child as he is | D．Child as is he |
——Is there any possibility______you could pick me up at the airport?
——No problem.
| A．when | B．that | C．whether | D．what |
________ of her happy childhood by the song, Grandma sang along with it in a soft voice.
| A．Reminded | B．Reminding | C．Having reminded | D．Being reminding |
The income of skilled workers went up. ________, unskilled workers saw their earnings fall.
| A．Moreover | B．Therefore | C．Meanwhile | D．Otherwise |
I like getting up very early in summer. The morning air is so good _________.
| A．to be breathed | B．to breathe | C．breathing | D．being breathed |
________ fire, all exits must be kept clear.
| A．In place of | B．Instead of | C．In case of | D．In spite of |