【单选题】_____ there ______ housework for your mum at your home? [ ]
【单选题】—Don’t eat sweets. They are bad for your eyes. —OK, Mum. [ ]
【单选题】张先生,62岁,医生给他连接脑电波测试他的睡眠情况,在他入睡后脑电图显示为梭状波与δ波交替出现,张先生此时处于睡眠
【简答题】—You eat too much __________. It’s not healthy food. —OK, Mum.