. ___________ the extreme levels of air pollution, city authorities have started to take measures to quickly reduce pollution levels and protect city dwellers.
| A．In spite of | B．As well as |
| C．In response to | D．By means of |
We will keep you _____ of our progress and look forward to hearing from you..
| A．heard | B．informed |
| C．realized | D．recognized |
Don’t blame him too much! _______, he is a child of 5.
| A．After all | B．At all |
| C．In all | D．Above all |
It ____ that all the students were having lessons in the teaching buildings when the earthquake occurred.
| A．happens | B．was happened |
| C．was happening | D．happened |
I’d prefer ______ in the office rather than _____ at home watching TV.
| A．working; staying | B．to work; stay |
| C．working; stay | D．work; to stay |
--Have you ever come to Anhui before?
--No. It is the first time that I ______ here.
| A．come | B．have come |
| C．am coming | D．came |