例句：1、Let's begin our class.我們開始上課吧。
2、We don't need to start yet.我們不必馬上開始。
3、Everyone began talking at once.大家同時開始講話。
4、She started going "woof woof."她開始“汪汪”叫。
5、The blood had started to congeal.血液已經開始凝結。
6、The wound opened up and started bleeding.傷口裂開，開始流血。
7、The show begins at 7 pm so we'd better hurry.演出晚上7點開始所以我們要抓緊了。
8、The interview will begin at 10:00 and conclude at 10:30.面試10點開始，十點半結束。
9、Let's begin at page 9.咱們從第9頁開始。