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填空题Teachers are some of the most important professionals in the worlD、 They are responsible 21 _______ preparing future generations to become productive and honest citizens, who will 22 _______ tosociety for the whole of their adult life. Obviously，the most common reason 23______ teachers decide to teach is the ability to makeadifference.There are many professions that give people the ability to have a(n) 24______ impact onthe world and change people's lives, 25______ few professions have a direct impact on 26______ a better society as teachers do. People tend to 27______ their teachers for years after they finish school, for good teachers can 28______ their students to become something that they 29______ thought they couldbe, or to work 30______ a field that they thought they did not 31______ . Teachers are also important because they provide 32______ for their students. In certain low-income areas ______some students may not have both of their parents 34______ ，teachers can providean impor-tant influence that helps their students make the right 35______ , even when they are not in the classroom.Generally, teachers' impact on students can last all through their life. （ ）
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单选题It is __________ that text messaging while driving is dangerous.
单选题Where do cars get their energy from? For most cars，the answer is petrol.21___________some cars use electricity.These cars have 22 __________motors that get their power from large batteries.In 23 ，ther
单选题Alexia Sloane, a 10-years-old girl, lose her sight when she was two following a brain disease .But despite her disability she has excelled at languages and is already fluent in English, French, Spanis
单选题The Saturday Evening Post became symbolic of the reading fare of middle-class America. In 1897 Curtis began to revive （重振） the Post on the proposition that a mans chief interest in life is the fi
单选题Using less energy around the home is easier than you might think，saving you money while creating a healthier，more comfortable living space for you and your family. Changing a few old habits can make a
单选题Alexia Sloane, a 10-years-old girl, lose her sight when she was two following a brain disease .But despite her disability she has excelled at languages and is already fluent in English, French, Spanis
单选题Scientists have been struggling to find out the reason behind blushing （脸红）。Why would humans evolve（进化） a 21__________ that puts us at a social disadvantage by 22__________ us to reveal that we have c
单选题Scientists have been struggling to find out the reason behind blushing （脸红）。Why would humans evolve（进化） a 21__________ that puts us at a social disadvantage by 22__________ us to reveal that we have c