问题
填空题
小博士，写数字。
1. Twenty plus eighteen equals .
2. Thirty plus forty-three equals .
3. plus thirty-five equals one hundred.
4. Thirteen plus eighty-six equals .
5. Ten plus equals ninety-nine.
答案
1. thirty-eight 2. seventy-three 3. sixty-five 4. ninety-nine 5. eighty-nine