How ________ you say that you really understand the whole text if you have covered only part of it?
| A．can |
| B．must |
| C．need |
| D．may |
--- Where is your great-grandmother __________ your mother’s side from?
--- She is from Beijing．
| A．by | B．on | C．at | D．of |
--- What has made him upset recently?
--- __________ alone to face a troublesome case．
| A．Left | B．Being left | C．Having left | D．To leave |
China’s word，tuhao，which caught the attention of the dictionary’s editing team，__________ be in next year’s Oxford English Dictionary．
| A．must | B．need | C．dare | D．may |
Son: I cheated in the exam and was caught by my teacher on the spot.
Father: _______!
| A．For shame | B．Cheer up | C．It’s a pity | D．Sorry to hear that |
The camera you mentioned is of high quality, but it is _______ expensive a camera _______ I can’t afford.
| A．so, that | B．so, as | C．too, that | D．too, as |