1．(2012·安徽，21)Carl is studying ________ food science at college and hopes to open up ________meat processing factory of his own one day.
A．/；a B．/；the
C．the；a D．the；the
答案：A 句意：卡尔正在大学学习食品科学，他希望有一天能开办一个属于他自己的肉食加工厂。学科类名词前不用冠词，故第一个空不填冠词；第二个空表示泛指，强调数量“一”，所以用不定冠词。
2．(2012·江西，21)The Smiths don't usually like staying at ________hotels，but last summer they spent a few days at a very nice hotel by ________sea.
A．/；a B.the；the
C．/；the D.the；a
答案：C hotels在此处是泛指，所以第一个空不用任何冠词；by the sea意为“在海边”，故本题选C项。
3．(2012·辽宁，21)I woke up with ________bad headache，yet by ________ evening the pain
