18．There isn't_______ juice in the fridge．You'd better buy some．（　�。�
A．noB．anyC．someD．many

分析 冰箱里沒有果汁．你最好買一些．

解答 答案：B，考查形容詞詞義辨析．句意"冰箱里沒有果汁．你最好買一些．"no沒有、不是，做否定回答；any任何、一些，常用于否定句；some一些，常用于肯定句；many許多，接可數(shù)名詞復(fù)數(shù)．根據(jù)題干There isn't_______ juice in the fridge．You'd better buy some．句子是否定句，juice是不可數(shù)名詞．故選B．

點評 理解各個選項的含義及其用法，根據(jù)具體內(nèi)容作答．

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Teeth are important. Strong , healthy teeth help you chew(咀嚼) foods that help you grow. They help you speak clearly. And yes ,they help you look best. Here are some tips for you to take care of your teeth:

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