—Has the little boy passed P. E. test？
—He has tried twice and the teacher will allow him to have third try.
the；不填 B. a； the C. the； a D. the； the
—Did you enjoy meeting your old schoolmates at the party last week?
—Yes, I did. We ________ each other since we graduated from college.
| A．haven't seen | B．didn't see |
| C．hadn't seen | D．wouldn't see |
Siberian Tigers ________ and killed at such a speed that they will disappear from the earth in the near future.
| A．hunted | B．are hunted |
| C．are being hunted | D．had been hunted |
To her disappointment, what she had devoted herself to ________ in nothing but failure.
| A．resulting | B．results |
| C．has resulted | D．resulted |
Give me an undisturbed hour and I ________ the work Tom has left unfinished.
| A．see to | B．will see to |
| C．would be seeing to | D．have seen to |
Lucy has changed a lot since she got her new job. Recently she ________ her work quite well.
| A．has been doing | B．has done |
| C．did | D．had done |