Later in this chapter cases will be introduced to readers __ consumer complaints have resulted in changes in the law.
| A．where | B．when |
| C．who | D．which |
--- 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 |
My seven-year-old daughter has a great interest in music and _______ Piano classes twice a week over the last three years.
| A．took | B．is taking | C．had taken | D．has been taking |