It was not until this year _____ scientists managed to make a cat and a goldfish disappear from sight using an invisibility cloak(斗篷)
| A．that | B．when | C．while | D．As |
. Many experts agree that once these treasures are _______ to the air, great harm will be done to them. So they think it better not to unearth the treasures.
| A．exposed | B．threatened | C．constructed | D．conserved |
We agreed ______her but so far she hasn’t turned up yet.
| A．having met | B．meeting | C．to meet | D．to have met |
---If you’re driving to________airport, could you please give me _______lift?
---- Get in, please.
| A．an; a | B．the ;a | C．the; the | D．an; the |
. I still remember _______to the Great Wall and what I saw there.
| A．To take | B．to be taken | C．taking | D．being taken |
-----Why don’t we choose that road to save time?
----The bridge to it ________.
| A．has repaired | B．is repaired |
| C．is being repaired | D．will be repaired |