摘要： Welcome back to school.
网址：http://m.1010jiajiao.com/timu3_id_2378642[举报]
—Welcome back to school.
—________.
[ ]
A．Thank you
B．Welcome back to school, too
C．Yes
D．Not at all
--Welcome back to school.
--________.
[
]|
A ．OK, teacher. |
B ．Yes, teacher. |
|
C ．Thank you, teacher. |
D ．Not at all. |