Ⅱ 语言知识及应用(共两节。满分35分)
第一节 完形填空(共10小题；每小题2分，满分20分)
阅读下面短文，掌握其大意，然后从21~30各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。
The latest reform in testing is the computerized test. Test questions and answer choices are presented on the 21 and students can answer with a tap of the keyboard or a click of the mouse. Before the actual test begins, there usually is an instruction showing how to use the computer to 22 the questions. Scores are displayed on the screen at the end of the test so that a student has immediate feedback 23 having to return several days later for results.
