We must know what we should do and what we should avoid _______ a good impression on others in public places.
| A．to leave | B．leaving | C．to have left | D．leave |
25. Whenever I go to Beijing, ____ is quite frequent, I will go to visit the Great Wall.
| A．where | B．which | C．as it | D．It |
22. The two boys fought and fought until one ______.
| A．gave up | B．gave in | C．gave | D．gave off |
He will _____ our class to sing at the school singing contest.
| A．take place of | B．stand for | C．represent | D．representative of |
33. —________ she come to see you today?
— Of course, please. And I’d rather she ________ me the truth.
| A．Will; informed | B．Can; inform |
| C．Shall; told | D．Should; will tell |
23. Was it near the white building, if I may ask, ____ Martin Luther King gave aspeech “I have a dream”?
| A．where | B．that | C．why | D．in which |