The water will be polluted unless some measures _____.
| A．will be taken | B．are being taken | C．are taken | D．were taken |
Finally, the thief handed everything ____ he had stolen to the police.
| A．which | B．what | C．whatever | D．that |
_____ in 2008 ___ the Olympic Games were held in Beijing.
| A．It was, that | B．Not until, did | C．It was, before | D．Until, did |
The teacher, with 6 girls of her class, ____ visiting a museum when it happened.
| A．was | B．were | C．has been | D．would be |
_____ me most was his coming to our class.
| A．It surprised | B．What surprised | C．Being surprised | D．To be surprised |
She is such an outstanding leader ____ she is loved by the people throughout China.
| A．whom | B．who | C．which | D．that |