--- How long are you staying?
--- I don’t know. _____.
| A．That’s OK | B．Never mind | C．It doesn’t matter. | D．I t depends |
I failed in the last exam and only then __________ the importance of studies.
| A．I realized | B．I had realized | C．had I realized | D．did I realize |
—Will you go to Tom’s birthday party tomorrow?
—No，________invited to, for she is the last person I’d like to see.
| A．unless | B．even though | C．when | D．until |
Most people are familiar with the idea that all matter in the universe ________ atoms.
| A．makes up | B．makes up of | C．consists in | D．consists of |
After a day’s hard work, I went back home ________.
| A．exhausting | B．exhausted | C．being exhausted | D．having exhausted |
_____ its low price, the advantage of this car lies in its good quality.
| A．According to | B．Different from | C．Apart from | D．Due to |