____ was known to all, John had broken his promise ___ he would stay with us for some time .
| A．As; that | B．As; which | C．It; that | D．Which; that |
His income is double _____ it was five years ago.
| A．that | B．which |
| C．as | D．what |
_____ of you comes first will get the ticket.
| A．Which | B．Whichever |
| C．Who | D．whatever |
_____ worries me is _____ we’re going to pay for all this.
| A．It, that | B．That, how |
| C．What, how | D．As, that |
I’m afraid we can’t have coffee; there’s _____ left.
| A．nothing | B．none |
| C．no one | D．no any |
The classroom is almost empty, where is _____?
| A．someone | B．anyone |
| C．everyone | D．no one |