【題目】經(jīng)過長途跋涉，他終于到家了。

【題目】老師為我指出了寫作中的錯誤。

【題目】音樂會現(xiàn)場至少有一千人。

【題目】由于天氣惡劣，比賽被取消了。

【題目】We've told our daughter not to speak to _________ (stranger).

【題目】Kelly _________ (boil) the water before she drank it.

【題目】My cousin Kelly always speaks _________ (polite), so almost everyone likes her.

【題目】Sarah was very sad because she f_________ the math exam yesterday.

【題目】All of a s_________, the bedroom window flew open.

【題目】The food is too cold. Why not h_________ it before eating?