题目

若不等式组无解，则k的取值范围是________． 答案：12．听第10段材料，回答第17至20题．17．How long is the speaker staying in Finland？A．For two weeks．B．The whole winter．C．For three weeks．18．Why is the speaker in Finland？A．To visit a friend．B．To experience the weather．C．To attend a conference19．What was the speaker's biggest problem while preparing for the trip？A．Getting used to the weather．B．Getting the right kind of clothes．C．Getting used to social occasions．20．Why could Julia help？A．She's been to Northern Europe．B．She's from Finland           C．She placed an order for some warm clothes．