初一英语综合练习册（牛津深圳版）45-46页

45页：
A；
1)In ancient times
2)in different ways
3)stand for
4)in a flash
5)They are abacus
6)How many does know
7)What's
8)Don't use
9)Can do
10)Which abacus
11)comes from
12)stand for
13)What an
B:
1)4 times 5 is 20
2)3 plus 9 equals 12
3)10 minus 2 is 8
4)4 divided 8 equals 2
5)Don't be noisy ,please
46:
A:
5:ACCAA
10:CAAA 第十题B和C都对
11~15：BAABB