1、Let's start class。=It's time for class。上课。2、Hello，boys and girls/children。同学们好。3、Good morning/afternoon，boys and girls/teacher。同学们／老师们，早晨好／下午好。4、Stand up/Sit down，please。起立／请坐。5、Who is on duty today？今天谁值日？6、Is everyone/everybody here/present？大家都出席了吗？7、Is anyone/anybody absent？有人缺席吗？8、Who's absent？谁没来？9、Let's begin our class。咱们上课吧。10、We'll start/begin a new lesson today。今天我们讲学习新课。11、What day is it today？今天星期几？12、What's the weather like today？今天的天气怎么样？
