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的過去式)說(某種語言)littleadj.極少量的keep on保持practisev.練習sometimeadv.某個時候each other相互,彼此【詞匯精講】1. cloud n. 云一般為不可數(shù)名詞,有時也作可數(shù)名詞。區(qū)分方法為看此處的“云”是否實指。其形容詞形式為cloudy,意為“多云的”。There are some dark clouds in the sky.cloud+y= cloudy wind+y= windyrain+y=rainysnow+y=snowysun+ny=sunny1. 描述天氣的句型It +will+ be +cloudy / windy / rainy / snowy / sunny. 要用這些詞語的形容詞形式。2. It +will + rain / snow. 這種句型中要用動詞形式。It will be ______________ in Beijing tomorrow. A. cloud B. clouds C. cloudy答案:C思路分析:句意“明天北京的天氣將是多云”,要用形容詞形式cloudy。2. third num. 第三third是序數(shù)詞,其基數(shù)詞是three。序數(shù)詞third通常與the連用,表示“第三個”。如“第三把椅子”the third chair;“第三層樓”the third floor。My classroom is on the third floor.第一次 the first time第二次 the second time第三次 the third time第三次 the third timeDaming is playing the suona for the ____________ time.A. three B. third C. thirteen答案:B思路分析:句意“大明第三次吹嗩吶”,“第三