Sometimes I doubt whether it is worth_______so_________.
| A．to work;hard | B．to work;hardly | C．working;hard | D． working;hardly |
These photos ______ on the Great Wall last week.
| A．take | B．took | C．were taken | D．are taken |
Beijing, the capital of China, is one of _________ cities in the world.
| A．the biggest | B．bigger | C．biggest | D．big |
He will send me a message as soon as he _________ in London.
| A．arrived | B．arrives | C．will arrive | D．is arriving |
While I ______ with Lily, the school bus came.
| A．talk | B．talked | C．was talking | D．am talking |
Jason was ill yesterday, ________ he didn’t go to school.
| A．or | B．but | C．for | D．so |