听下面一段对话,完成五道小题,每小题仅填写一个词。这段对话你将听两遍。
How many units must the man review over the weekend? A. Four. B. Five. C. Nine.
How much does the computer cost now? A. $ 1,000. B. $ 850. C. $ 1,150.
How many students took IELTS test last month? A. 23. B. 60. C. 42.
How much is the jacket? A. Six hundred US dollars. B. One hundred Hong Kong dollars. C. Six hundred Hong Kong dollars.
How much is the yellow cap? A. $15. B. $12. C. $24.