Tom, clean up the broken glass someone walks on it.
| A．since | B．when | C．before | D．as |
. What have you got _____ will help a cold？
| A．what | B．that | C．it | D．who |
Recently I bought an ancient Chinese vase, _______ was very reasonable.
| A．which price | B．the price of which | C．its price | D．the price of whose |
You could see the runners very well from ______ we stood.
| A．which | B．where | C．that | D．when |
All of the flowers now raised here have developed from those _____ in the forest.
| A．once they grew | B．they grew once | C．that once grew | D．once grew |
The modern history of Italy dates from 1860, ______ the country became united.
| A．when | B．if | C．since | D．until |