问题
听力题
小题1:My brother has been in the ________ (军队) for half a year.
小题2:Riding a bike will save energy and _______ (减少) air pollution.
小题3: ---What are you doing?
---I'm ___________ (考虑) changing my job.
小题4:---Are you free, Maria? I'd like to talk with you. It won't __________(占据) too much time.
---No problem.
小题5: I have __________ (为……付款) the shirt. Let's go home.
答案
小题1: army
小题2: reduce
小题3: considering/ thinking about
小题4: take up
小题5: paid for
题目分析：
小题1:根据汉语提示，可知所需单词为army，结合上下文可知不须词形变化。
小题2:根据汉语可知所需单词为reduce，结合前文助动词will可知改动词用原形。
小题3:根据汉语可知所需单词为consider或者短语think about，结合上文时态及前文助动词am，可知动词需变为进行时态。
小题4:结合汉语可知所需单词为词组take up，结合前文助动词，可知动词用原形。
小题5:结合汉语可知所需为短语pay for，联系前文助动词可知句子时态为完成时态，故pay变为过去分词。
点评：首先要能根据汉语判断所用词汇，然后结合具体语境判断单词所需变化。