It took mom five hours to make the big meal的同义句 My mom _____ five hours _____the big meal.
问题描述：
It took mom five hours to make the big meal的同义句 My mom _____ five hours _____the big meal.
答
spent, on/making.
妈妈花了五个小时做大餐。
Sb spend +时间 on sth 或 Sb spend +时间 （in）doing sth 等同于 It takes sb+时间 to do sth.
答
my mom spends five hours on the big meal . "spend ...on sth"
答
你好,应该是：
spent on
spend on 在某事上花费时间或金钱
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答
My mom __spent___ five hours __making___the big meal.