______ great fun it is to have a swim in such a hot day!
| A．How | B．How a | C．What | D．What a |
___________ with the size of the whole earth, the highest mountain doesn't seem high at all.
| A．When compared | B．To compare |
| C．While comparing | D．It compared |
—____________ you_________ the editor at the airport?
—No, he__________ away before my arrival.
| A．Have... met; has driven | B．Had... met; was driven |
| C．Did... meet; had been driven | D．Have... met; had driven |
You____________ television. Why not do something more active?
| A．always watch | B．are always watching |
| C．have always watched | D．have always been watching |
This photo of mine was taken__________ stood the famous high tower.
| A．which | B．in which | C．where | D．there |
Some of you have finished Book One.________, you can go on with Book Two.
| A．If you may | B．If you do |
| C．If not | D．If so |