Yes, they are.
对，这些是英语书。
初一英语课文 Unit 7 Is this your pencial-box

📚 更多「初一英语课文」例句

How do you do?
您好！
Is everyone here today?
今天每个人都到吗？
Good afternoon, Li Lei! Nice to meet you. How do you do?
你好。见到你很高兴。
Is it your brother?
是你弟弟？
It's four o'clock.
四点了。
Are there any boats in the picture?
画里面有船吗？