57. I caught the last bus from town, but Harry came home that night.
| A．very late | B．even later | C．the same late | D．the last one |
My argument is _____ on fact.
| A．promoted | B．protected |
| C．founded | D．meant |
It is amazing that the little boy can swim _____ the river _____ 100 metres wide.
| A．across; measures | B．across; measuring |
| C．cross; measuring | D．cross; measures |
There are _____ to show that a new, different city is coming out of its dark past.
| A．signals | B．marks | C．signs | D．symbols |
As is reported, it is 100 years _____ Qinghua University was founded.
| A．when | B．before | C．after | D．since |
There is clear evidence _____ the most difficult feeling of all to interpret is bodily pain.
| A．what | B．if | C．how | D．that |