| _____ three times in a row, the boxer decided to give up fighting. |
A. Having defeated B. To have defeated C. Having been defeated D. To have been defeated |
| _____ the two designs, and you will find what problem there is with yours. |
A. comparing B. Compared C. To compare D. Compare |
| — I had thought he would be nervous in this speech competition, but he turned out to be calm. — He _____ quite enough preparation for it. |
A. should do B. must do C. should have done D. must have done |
| David got a higher grade in the final exam, for, you see, he made _____ mistakes. |
A. few B. fewer C. little D. less |
| Both of the sofas they ordered online arrived, but _____ fit through the doorway. |
A. none B. nor C. neither D. either |
| Ballet is amazing; _____ you go, you are likely to find yourself going again and again. |
A. as B. once C. unless D. while |
| — Did you telephone Uncle Sam our plan for the Christmas holidays on his farm? — Yes, he was happy about our arrival, and he eagerly asked when _____. |
A. had we arrived B. we had arrived C. were we arriving D. we were arriving |
| When I got to New York, I had to attend a school for students _____ first language was not English. |
A. who B. which C. whose D. where |
| More than five _____ doctors and rescuers have got to Yushu County up to now. |
A. thousand B. thousands C. thousand of D. thousands of |
| At the ______ exam results, his mother got ______ with him. |
A. discouraging; discouraging B. discouraged; discouraging C. discouraging; discouraged D. discouraged; discouraged |