当你想看别人的书时，你应说：
A.Where is your book?
B.May I look at your book?
C.The book is nice.
Let's go________have a look.
A．and B．/ C．to
We________ new classroom.
A．has B．have C．have a
My classroom is so________！
A．tall B．big C．best
We have six new________.
A．light B．lights C．the light
将正确答案的序号填入题前括号。
( )（1）six + seven ○ eleven
( )（2）forty-five + thirty-two ○ fifty-eight
( )（3）twelve + nine ○ forty-two
( )（4）ten + ten ○ twenty
( )（5）eleven + forty-eitht ○ seventy-eitht