Nearly 200 people entered the area ______ to mine diamonds in 2000, and eventually had to be driven off by the police.
| A．irregularly | B．illegally | C．imperfectly | D．unusually |
30．As he has been in a terrible state of mind these days, on no account ________ achieve success in the coming English speech competition.
| A．has he | B．he has | C．will he | D．he will |
29. To greatly raise people’s living conditions, _______.
| A．all kinds of measures have taken |
| B．they have taken all kinds of measures |
| C．it is said that they have taken all kinds of measures |
| D．I think they have taken all kinds of measures |
28. ---- Who told you my email address?
---- I don’t remember clearly. It _______ Karen.
---- It _______ Karen. She doesn’t know my email address.
| A．may have been; can’t have been | B．must have been; mustn’t have been |
| C．may have been; must have been | D．must have been; mustn’t be |
27. We _______ connect with each other; she is _______ of an acquaintance than a friend.
| A．seldom; more | B．often; better | C．often; more | D．seldom; better |
26. Soldiers stood next to a police truck, looking at the crime scene _______ a woman was gunned down in a poor neighborhood of the border city of Iran October 18, 2009.
| A．that | B．which | C．where | D．why |