选择正确的单词填入括号中并在下面的横线上写出算式。
（1）Thirteen plus ________ equals twenty-five.
___________________________________________
（2）_______ plus eight equals forty-eight.
___________________________________________
（3）Forty –five plus fifty-five equals ____________.
___________________________________________
（4）Twenty-four plus _______ equals eight-two.
___________________________________________
（5）Eight plus two equals __________.
___________________________________________
B.
B.
B.
B.
--Goodbye! ---________ 
搜索
