题目内容
4.Last month,the researchers undertooka new project studying the effects of smoking on old people.分析 上个月这些研究人员进行了一项新的项目,研究吸烟对老人的影响.
解答 答案是undertook;本题考查语境中选用恰当的词的适当形式. undertake承担;承诺,undertake a project承担一个项目;由last month判断句中动词需要过去时,故答案是undertook.
点评 首字母填空必须在对语境整体理解的基础上抓住指向答案的关键线索、固定句型或搭配等,结合首字母选用恰当的词,同时注意所选词的形式变化.
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