—It remains ______ whether Dave will be fit enough to play in the finals.
—Oh, no! Without him, we will lose the game.
| A．seen | B．to be seen | C．seeing | D．to see |
I can’t say which wine is best ---- it’s a (an) ________ of personal taste.
| A．affair | B．event | C．matter | D．variety |
--- Do you want a lift home?
--- It’s very kind of you , but I have to work late in the office . I over slept this morning because my alarm clock _________ .
| A．doesn’t go off | B．won’t go off | C．wasn’t going off | D．didn’t go off |
--- How far can you run without stopping ?
--- ______________ . I’ve never tried.
| A．Don’t mention it. | B．That’s all right. | C．I have no idea. | D．Go ahead. |
The traffic on the main streets has a longer green signal than ______ on the small ones.
| A．one | B． this | C． that | D．it |
That is the only way we can imagine ______ the overuse of water in students’ bathrooms.
| A．reducing | B．to reduce | C．reduced | D． reduce |