----Can you tell me _________ ?
----They cost 200 yuan.
| A．how much cost these shoes | B．how much these shoes cost |
| C．how much do these shoes cost | D．how much are these shoes cost |
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 |
You _______ cross the road when the traffic lights are red.
| A．can | B．must | C．mustn’t | D．needn’t |