We want to know whether the drug has an effect _______________ people's health.
| A．on | B．to | C．with | D．in |
I think he is _____ to win, but I'm not sure.
| A．possible | B．likely | C．impossible | D．certain |
They own two cars, not to _____ a motorbike.
| A．speak | B．say | C．talk | D．mention |
The judge paid no attention to _____ he had just lost his wife.
| A．that | B．which | C．what | D．the fact that |
Is there a shop around _____ we can buy some toilet articles?
| A．that | B．which | C．where | D．what |
___ smoking here will be fined.
| A．Who | B．Whoever | C．Anyone | D．Who ever |