小测验：选择正确的单词

1. The retiring professor was exalted by his colleagues.
   这位即将退休的教授受到了同事们的赞扬。
2. Introduce a new employee to your colleagues.
   把一个新雇员介绍给你的同事。
3. His colleagues wished him happiness on his retirement.
   他的同事祝他退休后幸福安乐.
4. You can't always expect your colleagues to prop you up.
   你总不能老是指望你的同事们支持你。
5. He can't always expect his colleagues to prop him up.
   他不能总是指望他的同事来支持他。

　2个名词解释