We discussed the high rate of single parent family, and wondered how to explain this ______.
| A．condition | B．state | C．situation | D．phenomenon |
____excited us greatly was that the Chinese team defeated their Egyptian team on Friday evening with 3-0.
| A．What | B．That | C．It | D．Which |
I still remember how many years _____ was that I quarrelled with her for the first time.
| A．when | B．this | C．that | D．it |
In face of difficulties the climbers______in the hope of reaching the top before dark.
| A．insisted on | B．looked up | C．turned away | D．kept on |
---Where did you fall in love with her at first sight?
---____was in a small villiage where my father worked.
| A．That | B．There | C．It | D．This |
