根據語境選出恰當的單詞填空，有的需要變換形式，每詞限用一次。instrument,volunteer,comm...

問題詳情：

根據語境選出恰當的單詞填空，有的需要變換形式，每詞限用一次。

instrument, volunteer, community, truth, bill

1. They decided to find out the ________.

2. We need ________ to help the old men clean their houses.

3. —Is the boy learning a(n) ________?

—Yes, he is learning the piano.

4. Have you received your telephone ________?

5. Our ________ provides us with the medical service and help.

【回答】

1. truth        2. volunteers  

3. instrument   4. bill(s)  5. community

知識點：選詞填空

題型：完成句子