51. In the meantime, the question facing business is whether such research is _____ the costs. A. worthB. worth ofC. worthyD. worthwhile52. In the preface _____ the book, the old scholar attaches grea
61. It pays _____ to buy goods of high quality.A. in the long runB. in the short runC. at a runD. on the run62. It seems oil _____ from this pipe for some time. We’ll have to take the machine apart
71. Language, culture and personality may be considered _____ of each other in though, but they are inseparable in fact.A. indistinctlyB. separatelyC. irrelevantlyD. independently72. Last night I ____
81. Milk is indispensable _____ the health of a motherless baby.A. toB. atC. withD. on82. Modern industry abounds _____ opportunities for young men with imagination.A. forB. onC. inD. of83. More than
91. Our research has focused on a drug which is so ______ as to be able to change brain chemistry.A. powerfulB. influentialC. monstrousD. vigorous92. People have no trust _____ his words.A. onB. toC.
2011英语专业四级考试：考前模拟练习单选部分（二）汇总12011英语专业四级考试：考前模拟练习单选部分（二）122011英语专业四级考试：考前模拟练习
TEXT COpen up most fashion magazines and you will see incredibly thin models with impossible hair and wearing unreasonably expensive, impracticably styled clothes. But shouldn’t clothes be comfortab
TEXT DOn day one of my self-proclaimed Month of Gratitude, my five-year-old son woke up “bored“ at 5:15 a.m., I spied a speeding ticket in my wife’s purse, and our water heater spluttered to its
Part 6 writingsection A compostion Every year billion tons of carbon dioxide is added into the air, which in part results in global warming and climate changes. You are required to contribute your sug
CLOZE Decide which of the choices given below would best complete the passage if inserted in the corresponding blanks. Mark the best choice .for each blank on Answer Sheet Two.The process by means of