真题例句：

• If you give us your number, we'll call you when the CD arrives.

  如果您给我们您的电话号码，我们会在 CD 到达时给您打电话。

  [全国卷 2018 高考 听力]

• He wrote his phone number on a piece of paper.

  他在一张纸上写下了他的电话号码。

  [武汉市 2019 中考 阅读理解]

真题例句：

• The number of visitors on each tour is limited.

  每次参观的游客人数是有限制的。

  [天津 2022 阅读理解]

• 7% increase in the number of students taking a gap year.

  选择间隔年的学生人数增加了7%。

  [全国卷 2015 高考 阅读理解]

• The number of polar bears is smaller and smaller.

  北极熊的数量越来越少。

  [ 2020 中考 单项填空]

真题例句：

• Actually, over the last few decades, a number of steps have been taken (take) to help preserve the tiger.

  事实上，在过去的几十年里，已经采取了许多措施来保护老虎。

  [哈尔滨 2022 完成短文]

真题例句：

• They are eighty in number.

  他们总共有80人。

  [易懂例句]

• They were large in number.

  他们人数众多。

  [全国卷 2018 高考 阅读理解]

真题例句：

• A growing number of Chinese stories are being told by foreigners through the Internet.

  越来越多的中国故事被外国人通过互联网讲述。

  [ 2020 中考 阅读理解]