the spring warmth approaches, many students are setting up sports groups.
| A．As | B．Unless |
| C．If | D．Although |
It was at 10 o’clock last night ________ the visitors finally arrived at Zunyi Airport.
| A．when | B．that | C．before | D．after |
Many websites have been _______ to help people study foreign languages.
| A．set up | B．set off | C．set down | D．set out |
As soon as he heard the news, a(an) of surprise appeared on his face.
| A．condition | B．situation | C．function | D．expression |
I love animals and that’s the reason ______ I hate the people who kill wild animals for money.
| A．that | B．in which | C．why | D．which |
Professor Li preferred _______ lectures to his students to _______ to meetings on scientific developments.
| A．to give; invite | B．giving; being invited |
C．to give; be invited | D．giving; inviting |