题目内容
10.He needsto buy (buy) a computer.分析 他需要买一台电脑.
解答 答案:to buy
根据句中的need为第三人称单数形式,可推知该句中的need为实义动词,结合所给词buy为动词,意为"买"可知need to do sth 意为"需要干某事"故填buy的动词不定式形式在句中作宾语,故答案为to buy
点评 本题考查用所给单词的适当形式填空,首先要根据语境明确句意,然后再根据相关语法对所给单词在形式上做出正确的变化.
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