△In the hospital, you must keep quiet. 在医院里你必须保持安静。

△Too much homework makes Xiaoming very tired. 太多的作业让小明很累。

△You'd better keep the fresh fish in the refrigerator.你最好把新鲜的鱼放在冰箱里。

△The teacher kept the children reading English in the morning. 老师让孩子们在早上读英语。

△The government should keep people from cutting down trees. 政府应该阻止人们砍伐树木。

△Dad kept me from going out alone at night. 爸爸不许我晚上单独出去。

△The policeman kept the children from crossing the road in time of danger. 警察阻止孩子们在危险时刻过马路。