—Was it in Shanghai, where the World Expo 2010 was held ______ you met Helen?
—Yes. We hadn’t seen each other for about 5 years.
| A．where | B．that | C．which | D．who |
― Why ______ you stay in the countryside, where it is not convenient to go shopping?
―But I’ve found it rather valuable for my health.
| A．can | B．must | C．may | D．shall |
This year my brother made a little progress in his study, but _____, it’s been an unlucky year for him.
| A．first of all | B．all in all | C．in all | D．as a consequence |
____ the teacher expected, the students were very excited after hearing the good news.
| A．As | B．So | C．What | D．/ |
It was in the United States that I made the _________ of Professor Jones.
| A．acquaintance | B．association | C．recognition | D．acknowledgement |
Many experts stick to the view _____ teacher development is _____ the key to quality education lies.
| A．which; where | B．which; in which |
| C．that; where | D．that; in which |