17. I’ve got a big coffee____on the front of my dress.
A. pore B. patch C. stain D. grease
18. She broke her leg, but the ____healed quickly.
A. fracture B. injury C. skeleton D. cavity
19. You’d better add them up. I’m not good at ____.
A. figures B. characters C. summaries D. counters
20. The girl chose some very pretty ____paper for the present.
A. covering B. wrapping C. packing D.collecting
21. The two scholars worked at the task of writing a preface to the new dictionary for three hours ?____last night.
A. at length B. in full C. on end D. in time
22. I can’t read the marks and notes Jim made in the margin. They are too____.
A.faint B. foggy C. transparent D. misty
23. A highly organized system of irrigation is ____Chinese agriculture.
A. typical of B. consistent with? C. famous for D. subject to
24. Jack is very ____about wines.
A. aware B. knowledgeable ? C. learned D. informed
25. As for Ann, I am not sure about her ____in Italian.
A. fluency B. clarity C. coherence D. excellency