题目内容
The chairperson is very modest.He never_________.
| A．show off | B．shows on | C．shows off | D．show on |
C
解析试题分析: 此题考查对两个短语含义的区别。Show on表示展示，show off表示炫耀。对语意的理解，这个chairperson非常谦虚，从来不炫耀，因主语是第三人称单数，故选C。
考点：动词show的基本用法。
点评：首先把握对语义的正确理解，然后根据语义来判断到底用show on还是用show off，此外还要注意主谓一致。
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