写数字。
【小题1】二十二___________
【小题2】三十五___________
【小题3】四十八___________
【小题4】十五___________
【小题5】五十三 ___________
【小题6】九十___________
【小题7】九十七___________
【小题8】七十八___________
【小题9】六十四___________
【小题10】八十一___________

根据首字母提示和实际情况填空。
1. Beijing is the c__________ city of China.
2. — What color is China’s flag? 
— It is r__________. 
3. How many stars does it have?  It has f__________ stars.
4. — What colour are the stars? 
— They are y__________.
5. We live in C__________ .We speak C__________.

读一读，判断正误。正确的写T ，错误的写F：
The pen costs one hundred and eighty yuan. _______

读一读写出数学算式。
1. How much is thirteen and ten? 
________ + ________ = ________
2. How much is twenty and eleven?
________ + ________ = ________
3. Twelve and three is fifteen.
________ + ________ = ________
4. Nine and fifteen is twenty-four.
________ + ________ = ________

(  )

A．It’s twelve o’clock.

B．It’s twelve thirty.