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. _______

翻译下列句子
1. What’s six plus twenty?
___________________________________________________
2.50+20=?
___________________________________________________
3. Do you know the missing number?
___________________________________________________
4. The missing number is twenty.
___________________________________________________

读一读，画一画，涂一涂。
1. a pink pig
2. five black chickens
3. three yellow ducks
4. eleven white eggs

算一算，并用英语单词写出得数。
【小题1】90－20= __________
【小题2】40 + 40 = __________
【小题3】66－6= __________
【小题4】78－28 = __________
【小题5】99－69= __________
【小题6】105－15 = __________
【小题7】40－8 = __________
【小题8】70－21 = __________
【小题9】33 + 9 = __________
【小题10】20 + 57 = __________

按规律用英语数字填空
1. one, ________, five, seven, ________
2. two, ________, ________, eight, ten
3. one, four, ________, ten, thirteen