Only in 1996 the determination and patience of the scientists with a breakthrough at last .
| A．were ; paid off | B．did; pay back | C．did ; pay off | D．did ; pay for |
No person _______ carry a mobile phone into the examination room during the national college Entrance Examinations.
| A．shall | B．must | C．can | D．need |
________ is often the case with her, my mother talked about my study for at least half an hour nonstop before she drove me to school yesterday.
| A．As | B．Which | C．What | D．That |
______, there would be no point arguing any longer.
| A．Was that true | B．If that was true | C．Should that be true | D．Could that be true |
Did ______ on time make the teacher angry ?
| A．she not come | B．she not to come | C．not her coming | D．her not coming |
.--- How do you find _________ birthday party of the Blairs?
--- I should say it was __________ complete failure.
| A．a; a | B．the; a | C．a; / | D．the; / |