以下能够触发文本框Change事件的操作是______。
A．文本框失去焦点
B．文本框获得焦点
C．设置文本框的焦点
D．改变文本框的内容
参考答案：D
解析：[评析] 当用户向文本框中输入新信息，或当程序把Text属性设置为新值从而改变文本框的Text属性时，将触
发Challge事件．程序运行后，在文本框中每键入一个字符，就会引发一次Change事件。
| 阅读下列内容，从每小题所给的四个选项中选出一个最佳答案。 | |
Here is an advertisement about two-day tour between Hong Kong and Macao.
| |
| Bill is a student in Beijing Sunshine Secondary school. Last week he joined the two-day tour between Hong Kong and Macao with his parents. | |
| 1. Bill enjoyed the beautiful views(风景) in the city by _____ last week. | |
| A. ship B. boat C. bus D. speedboat | |
| 2. In Hong Kong you can visit _____. | |
| A. Victoria Peak B. Mazu Temple C. the Ruins of St. Paul D. Moon lake | |
| 3. The tour cost Bill's family _____. | |
| A. HK ＄1,800 B. HK ＄1,560 C. HK ＄1,320 D. HK ＄1,080 |