II. 单项选择 (每小题1分，总分15分)
21. ------ Have you heard _______news?
------Yeah. It’s_______ great pity that David Beckham will retire after this season.
A. / ; the B. / ; a C. the ; the D. the ; a
22.If _______ by many homes all over the UK , the new type of washing machine could save billions of liters of water each year .
A. attended B. made C. admitted D. adopted
23.----- Ouch ! My stomach is aching .
------Take it easy. We have a (an) _______ medicine for a stomachache and it doesn’t have any side effects .
A. ordinary B. popular C. specific D. fresh
24.As a matter of fact , I still find _______ difficult to get along well with Tony , though we have known each
