______ these pictures, I couldn't help thinking of those days when I was in Beijing and ______ from the top of a thirty-storeyed building, Beijing looks more beautiful.
| A．Seeing; seen | B．Seen; seeing |
| C．Seeing; seeing | D．Seen; seen |
Mary’s house in Shanghai cost much more than ours in our hometown, though not half______.
| A．much bigger | B．as bigger | C．very big | D．so big |
Nowadays, many women, ________some are not overweight at all, are always going on diets or taking weight-loss pills, ________ are often dangerous.
| A．of whom; which | B．of which; who | C．whose; which | D．who; that |
We have to work extra hours to finish our plan, _______ the boss can’t allow us to take a day off tomorrow.
| A．so | B．or | C．and | D．but |
－Miss Jones once _________ music at a local college for ten years and now is an actress.
－No wonder I often hear her sing some pop songs.
| A．had taught | B．has been teaching | C．taught | D．is teaching |
________ that he found it difficult to stop at the busy crossing.
| A．So fast he was driving | B．So fast was he driving |
| C．So fast drove he | D．So fast he drove |