Why does the author mention “gunpowder”? A.To illustrate the negative aspects of some industrial processesB.To give an example of a product made with wood compoundsC.To remind reader that the Colonial era ended in warfareD.To suggest that wood was not the only important product of the Colonies
According to the passage, by the end of the Colonial period, the price of wood in eastern cities . A.rose quickly because wood was becoming so scarceB.was much higher than it was in BritainC.was slightly higher than in previous yearsD.decreased rapidly because of lower demand for wood
Population growth rates vary among regions and even among countries within the same region. A.restrainB.stay unchangedC.remain unstableD.fluctuate
Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closet in meaning to each of the following questions.He delayed writing the book until he had done a lot of research. A.Only after he had done a lot of research did he begin to write the book.B.He did a lot of research after he finished writing the book.C.He delayed writing the book as he had hardly done any research.D.It was only when he had written the book that he did a lot of research.
The Central Intelligent Agency( CIA) _________ came about as a result of the National Security Act of 1947. A.whatB.it wasC.was whatD.it was what
They 've made up their mind for ______ excursion participated by the whole class next month. A.a two-weekB.two-weeksC.two weeks'D.a two-week's
The Mayflower was bound for Virginia, but a hurricane _________ off the course. A.blew itB.to blow itC.it blewD.blowing it
Out _______ from its tiny cage. A.does the bird flyB.fly the birdC.did the bird flyD.flew the bird
The new political system didn't ______ the public's expectations. A.catch up withB.bring aboutC.come acrossD.come up to
_________ greyhound, can achieve speeds of up to thirty-six miles per hour. A.TheB.The fastestC.The fastest dogD.The fastest dog, the
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