题目内容
20.用方框中所给单词的适当形式填空,每个单词限用一次.turn,fast,shake,science,though
51.It's very important for us to studyscience.
52.My brother Tony runsfaster than me.
53.In China,we are supposed toshake hands when we meet for the first time.
54.Last month many peopleturnedoff their lights for Earth Hour 2012.
55.Tina doesn't give up her dreamsthough she can't speak English very well.
分析 51.对我们来说,学科学很重要.
52.我弟弟托尼比我跑得快.
53.在中国,如果大家是第一次见面,应该握手寒暄.
54.上个月很多人为"2012年地球一小时"关掉电灯,以示纪念.
55.蒂娜没有放弃梦想,尽管她英语说得不好.
解答 51.science.动词study后面要跟名词,study science学科学(理科),研究科学.故填science.
52.faster.句中有个连词than,所以本句是个比较句.比较的是,托尼和我谁跑得(更)快.要用形容词的比较级,表示快慢.故填faster.
53.shake.本题涉及礼节问题.shake hands握手.空格前有动词不定式符号to,所以要用动词原形.be supposed to do 应该干…故填shake.
54.turned.turn off(on) 关(开)灯.动作发生在过去(last month),用一般过去时.故填turned.
55.though.句子前后意思有转折关系(前半部分是不放弃梦想,后半部分是英语说得不好),所以要用转折连词though.故填though.
点评 首先要掌握句子的意思,然后结合给出的英语提示和具体的题目,就可以确定正确答案.
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