根据情景和句意在句子的空白处填写一个适当的单词。

We ________ our heads to show agreement．

根据情景和句意在句子的空白处填写一个适当的单词。

Air is invisible and water is ________．

根据情景和句意在句子的空白处填写一个适当的单词。

The old man was treated well in that hospital．They gave him a medical ________ immediately．

根据情景和句意在句子的空白处填写一个适当的单词。

－I'd like some chicken wings．

－Fresh or frozen?

－Fresh ________, please．

根据情景和句意在句子的空白处填写一个适当的单词。

What's the ________ with your bike?

根据情景和句意在句子的空白处填写一个适当的单词。

You have a pain ________ your stomach．

根据情景和句意在句子的空白处填写一个适当的单词。

Can you do me a ________?

根据情景和句意在句子的空白处填写一个适当的单词。

The baby next-door is such a ________ that she often wakes up screaming．

按要求完成填空。

An elephant is ________ useful animal．(填冠词)

按要求完成填空。

All of them think Li Mei is ________ honest girl．(填冠词)