单选题 To cultivate the ability to use our hands, mother ______ that we did our share in keeping the house.

【正确答案】 C
【答案解析】本题测试动词词义。convince意为“使相信”;stress意为“强调”'.see to it意为“确保”;ensure意为“担保”。本句大意为;为了培养我们的动手能力,母亲确保我们能分担家务。