Environmental experts point out that ______ some serious problems such as global warming, but it also could threaten human life.
| A．not only does increasing pollution cause |
| B．not only causes increasing pollution |
| C．not only increasing pollution causes |
| D．not only increasing pollution does cause |
The people who saw the accident passed all ________ information to the police.
| A．shallow | B．optional | C．relevant | D．Abundant |
Harry, did you attend the dancing party________ at Jack’s house the other day?
| A．held | B．having been held | C．to be held | D．being held |
July the 13th，200l _______ a very bright night in Beijing that will never fade from memory．
| A．contradicted | B．distributed | C．witnessed | D．Substituted |
Mark Twin once said: “ The dictionary is the only place ______ success comes before work.”
| A．which | B．where | C．that | D．What |
________ earthquake in Japan on March 11th, 2011 is ________ great shock not only to the Japanese people but also to people all over the world.
| A．The; the | B．The; a | C．An; a | D．An; the |