I don’t smoke now, but I ____for almost ten years.
| A．ever smoked | B．have ever smoked | C．had ever smoked | D．was ever smoking |
________________of the students who took part in the military training（军训） is 450．
| A．A number | B．A lot | C．Lots | D．The number |
--- Oh ! I’ve just broken a window.
--- ______. I know you didn’t do it on purpose.
| A．Never mind | B．All right | C．That’s fine | D．Not at all |
What’s the matter with you? There’sin your project!
| A．serious something wrong | B．something seriously wrong |
| C．seriously something wrong | D．serious wrong something |
—Why are you laughing secretly at me?
—You lookin that odd hat.
| A．absurd | B．smart | C．charming | D．wise |
—What about the protection?
—Let’s keep the surfacedirt by putting a cover over it.
| A．far from | B．free from | C．apart from | D．away from |