The traffic accident wouldn’t have happened yesterday, but the driver _______ really careless.
| A．was | B．is |
| C．were | D．had been |
Among millions of people who watched television coverage of the rescue of the Chile’s first miner _________U.S. President Barack Obama, who hailed the operation as an inspiration to the world.
| A．is | B．were | C．are | D．was |
The fantastic mud-rock flow in Zhouqu of Gansu at about 22 o’clock on August 7th, 2010 was considered______ deaths of more than 1,000 natives .
| A．to cause | B．causing | C．to be causing | D．to have caused |
Paper produced every year is the world's production of vehicles.
| A．the three times weight of | B．three times the weight of |
| C．as three times heavy as | D．three times as heavier as |
Japan’s refusal to release（释放）Chinese fishing boat captain had "already caused_____ damage to Sino-Japanese bilateral contacts（双边关系）".
| A．a; 不填 | B．a; a | C．the; 不填 | D．the; the |
Graduates of 2009 sharefate of entering the work force at a bad time,when the world is sinking deeper intofinancial crisis.
| A．the；the | B．a；the | C．a；不填 | D．the；a |