<strong>Practice</strong><strong>1</strong><br/><strong>Directions:</strong><em>Forthispart,youareallowed30minutestowriteacompositiononthetopic<strong>Key</strong></em><strong><em>Factors</em></strong><strong><em>to</em></strong><strong><em>Success.</em></strong><em>Youshouldwriteatleast<strong><spanstyle="text-decoration:underline;">120</span></strong>wordsbutnomorethan<strong><spanstyle="text-decoration:underline;">180</span></strong>words.</em>

Part I Writing (30 minutes) Directions: For this part, you are allowed 30 minutes to write a composition.... You should write at least 120 words but no more than 180 words.

正常心电轴的范围为（ ）。 A: -30°-+90° B: +90°-+120° C: +120°-+180° D: +180°-+270° E: +30°--30°

For this part, you are allowed 30 minutes to write a short essay on the challenges of starting a career after graduation. You should write at least 120 words but no more than 180 words.

已知cosα=1/2, 则在&#91;-180°,180°&#93;内α=( ) A: 60°或300° B: 60°或-60° C: 60°或120° D: 30°或-30°

在带传动中,小带轮包角α1一般应取___. A: α1≥ 120º B: α1≤180º C: α1≤120º D: 90º≤α1≤180º

Ⅲ. Writing Directions：For this part, you are allowed 30 minutes to write a short essay on how to best handle the relationship between parents and children. You should write at least 120 words but no more than 180 words.

紧闭褶皱的翼间角大小为() A: 5°~30° B: 30°~70° C: 70°~120° D: 120°~180°

在带传动中，小带轮包角α1一般取_____ A: ≥120º B: 180º C: ≤120º D: 90º≤α1<180º

在带传动中,小带轮包角α1一般应取______。 A: α1≥120° B: α1&lt;180° C: α1≤120° D: 90°≤α1&lt;180°