—Did you hear about the air crash? I feel so lucky!
—Yes．If you _____ that flight, I _____ speaking to you now．
| A．were taking; wouldn't be | B．took; wouldn't have been |
| C．had taken; wouldn't be | D．had taken; wouldn't have been |
I need time to _______ on what the teacher taught in class.
| A．consider | B．reflect | C．imagine | D．suggest |
Many students are not __________ the harm of staying up late into the night, which causes damage to their health.
| A．well aware to | B．very aware of | C．aware that | D．well aware of |
Please post this letter in the post office nearby, and __________, I will get two tickets in the train station.
| A．in meantime | B．on the meanwhile | C．in meanwhile | D．in the meantime |
. A clean environment can help the city bid for the Olympics, ________ in turn will promote its economic development.
| A．what | B．which | C．that | D．as |
We tried our best to make our garden _________ its surroundings.
| A．fit in | B．fit in with | C．fit up with | D．to fit it with |