Thus, even though his daughter's marks in math are above average for her class, they don't take any chances and bring her to the Kumon mathematics class every weekend.
因此，雖然小學四年級的女兒數學成績在班上已是水準之上，他們仍不敢掉以輕心，為打好基礎，每個周末都帶女兒去上公文數學。