Is it __________ eraser? （    ）

A．Sam

B．Sam’s

C．you

读一读，选择正确的单词填空。
【小题1】Welcome ___________(to/in) our school.
【小题2】Our library is __________(on/in) the first floor.
【小题3】This is the __________(teachers/teachers' ) office.
【小题4】—How many _________(student/students) are there in your class? —Forty-two.
【小题5】—_________(Is/Are) that the computer room? —No, it isn't.
【小题6】—_________(Are/Do) you have a computer room?  —Yes, we do.

September 10^th is _______.  (    )

A．Teachers’ Day

B．Teacher’s Day

C．teachers’ day

选词填空。
A. are    B. party C. chairs    D. mother’s E. birthday
A. are    B. party C. chairs    D. mother’s E. birthday
1. I’m ready for a birthday ________ .
2. Today is my _________ birthday.
3. There are 13 _______ in the classroom.
4. I buy a _________ cake for my mum.
5. Here you _______.

This is the ______. Teachers work here. ( )

A．teacher’s room

B．teachers’ room

C．teachers’s room