Chinese actor Liao Fan won the Silver Bear for Best Actor at the 64th Berlin International Film Festival, _______ caused a stir in the Chinese film industry.
| A．who | B．which | C．what | D．as |
My brother would like to buy a good watch but ________ was available from that shop.
| A．nothing | B．none | C．no one | D．neither |
-Are there any English Story books for us students in the library?-There are only a few, _____.
| A．if any | B．if there | C．if some | D．if has |
Sun Yang, a young Chinese swimming talent, ________ several gold medals before the 2012 London Olympics.
| A．won | B．has won | C．had won | D．were to win |
In the 16-19 age group，1 of women smoke ______ 8 of men.
| A．comparing to | B．comparing with |
| C．compared to | D．compare with |
Though ______, many laws of nature exist.
| A．not having been discovered | B．having not been discovered |
| C．not having discovered | D．having not discovered |