求小学英语教师课堂用语！

这里有90句:
1. Let’s get ready for class. 准备上课。
2 I’m sorry I’m late. /Excuse me for coming late. 对不起，我迟到了。
3 Please come earlier next time. 下次请早点到。
4 Class begins. 上课。
5 Who’s on duty today?今天谁值日？
6 Is everyone here? 都到齐了吗？
7 Who’s absent today? 今天谁没来？
8 What day is today? 今天是星期几？
9 What’s the date today? 今天是几号？
10 Li Hong, have you collected all the exercise-books? 李红，作业本都收齐了吗？
11 Here are your exercise-books. Please hand them out.这是练习本，请发下去。
12 Monitor, would you please fetch some chalk for me? 班长，能帮我去拿些粉笔来吗？
13 Open your books, please. 请翻开书。
14 please turn to Page 12. 请翻开书到12页。
15 Please take out your notebooks/exercise books.请拿出笔记本/练习本。
16 No more talking, please. 请安静。
17 Attention, please. 请注意。
18 Let’s have a dictation. 让我们来听写。
19 We’re going to have a new lesson today.今天我们要上新课。
20 First let’s have a revision. 首先我们复习一下。
21 Who can answer this question? 谁能回答