Unemployment in USA is likely to remain high in 2010, and _______ for the next few years.
| A．possibly | B．necessarily | C．gradually | D．normally |
Steven Hawking’s conclusion about the Black Hole is a little , but it has been accepted by most of the world.
| A．realistic | B．abstract | C．contemporary | D．appropriate |
_____ matters most in learning English is enough practice.
| A．what | B．why | C．how | D．Which |
If I a quarrel with him yesterday, we together now.
| A．hadn’t had; would stay | B．haven’t had; would have stayed |
| C．didn’t have; would stay | D．hadn’t had; would have stayed |
It _____ have been Tom that parked the car here, as he is the only one with a car.
| A．may | B．can | C．must | D．should |
Though money, his parents managed to send him to university.
| A．lacked | B．lacking of | C．lacking | D．lacked in |