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We had some trouble (drive) ______ through the snow.

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A—to increase my knowledgeB—to increase my reading enjoymentC—to better understand what I’m readingD—to get information that I need on the jobE—to be a more valuable employeeF—to get facts that I need in my personal lifeG—to check situations more accuratelyH—to help prevent errors and misjudgmentsI—to increase my reading skillsJ—to become a better speaker and communicatorK—to gather needed background informationL—to improve my writing abilityM—to make better decisionsN—to feel better about myselfO—to help me get ahead in my career ( )增强自我感觉 ( )更好地理解所读的内容

下面的说法中正确的是( )。 Ⅰ：有float型数据定义float f1=100.00f;Float F1=new float(f1)，要把float型转换为double型时用Double d1=F1.doubleValue()。 Ⅱ：有double型数据定义double d1=100.00;Double D1=new Double(d1)，要把double型转换为int型时用 int i1=D1.intValue()。 Ⅲ：当把int型转换为double型时，该转换是不能自动转换的，需要强制类型转换。 Ⅳ：以上说法都不对。

A. Ⅱ、Ⅲ
B. Ⅰ、Ⅲ
C. Ⅰ、Ⅱ
D. Ⅳ

Normally, at the beginning of the school year, the Student Services of universities and colleges publish lists of rooms and apartments available off campus. You should pay attention to these services as well as advertisements in the local or college/university newspapers, and bulletin boards (告示板) on the campus or in supermarkets. You might also walk through the section of the city or town in which you wish to live, to see whether there are "FOR RENT" signs on the doors or windows of houses. You may also ask other students for advice, either Canadian or from overseas. It would be wise to set aside at least several full days to look for accommodation at the beginning of your program. This will allow you to obtain an idea of the range of housing available. Usually, it is not a good idea to take the first accommodation that you see unless, of course, you are certain that it will be satisfactory. Accommodation outside the center of a city is normally less expensive than accommodation in the center of the city. Finding Accommodation for Foreign StudentsYou can obtain information from1. (46) of your university or college;2. (47) in some newspapers; or3. (48) on the campus, etc.You are recommended ______.1. to set aside (49) to search for accommodation;2. not to take the first accommodation unless it is (50) .

Don’t worry. She will give you a call as soon as she (reach) ______ Shanghai.