选出句子或对话中错误的一项, 并在横线上改正。
1.A: How are your? B: I’m fine, thank you. (_____)________
A B C
2.Stand down, please. Point to the chair. (_____)________
A B C
3.A: What’s you name? B: My name is Sam. (_____)________
A B C
4.Good morning, boys andgirl. (_____)________
A B C
5.It’s anbluebird. (_____)________
A B C