ytlxy
幼苗
共回答了26个问题采纳率:88.5% 举报
In 21th,electricity is much useful ,it's very important for our life,we use electricity in everywhere Electricity helps human to do much works,electricity is dangerous too ,we must use electricity careful,we also should save electricity ,for example ,turn off the lights when you leave home or school ,let's use electricity in correct ways !
1年前
10