【单选题】If you don’t want your parents to worry about you, you should learn to____ yourself
【判断题】当旅行社违反和旅游者的包价旅游合同约定后,旅游者应当采取适当措施防止损失扩大;没有采取适当措施致使损失扩大的,不得就扩大的损失要求赔偿
【简答题】You should _________ your subject before you began to do your homework. A look at B. look through C look after D. look in
【单选题】有疟疾病史者接受治疗后无症状者应推迟献血