题型:问答题 There are some health problems that, when ____in time, can become bigger ones later on.A.not treatedB.not being treatedC.not to be treatedD.not having been treated 查看答案
题型:问答题 下列有关“能源”和“节能减排”的说法中,你认为不正确的是( )A.石油是不可再生能源B.提倡使用环保购物袋,减少塑料垃圾C.提倡城市亮丽工程,通宵亮灯,美化城市D.提倡多步行,多骑自行车,少开家庭轿车 查看答案