[判断题]

Most people feel lonely sometimes, but it usually lasts only between a few minutes and a few hours. This kind of loneliness is not serious. In fact, it is quite normal. For some people, though, loneliness can last for years. Psychologists are studying this complex phenonmenon in an attempt to better understand long-term loneliness. These researchers have already indentified three different types of loneliness.
The first kind of loneliness is temporary. This is the most common type. It usually disappears quickly and does not require any special attention. The second kind, situational loneliness, is a natural result of a particular situation, for example, a divorce, the death of a loved one, or moving to a new place. Although this kind of loneliness can cause physical problems, such as headaches and sleeplessness, it usually does not last for more than a year. Situational loneliness is easy to understand and to predict.
The third kind of loneliness is the most sever

[填空题]Most people feel lonely sometimes. But it usually only lasts between a few minutes and a few hours. This kind of loneliness is not{{U}} (36) {{/U}}. In fact, it is quite normal. For some people though, loneliness can last for years. Now{{U}} (37) {{/U}} say there are three different types of loneliness. The first kind of loneliness is{{U}} (38) {{/U}} . This is the most common type. It usually disappears quickly and does not require any special attention. The second kind,{{U}} (39) {{/U}} loneliness, is a natural result of a particular situation - for example, a family problem, the death of a loved one, or moving to a new place. Although this kind of loneliness can cause{{U}} (40) {{/U}} problems, such as headaches and sleeplessness, it usually does not last for more than a year. The third kind of loneliness is the most{{U}} (41) {{/U}} . Unlike the second type, chronic loneliness usually lasts more than two years and has no specific cause. People who{{U}} (42) {{/U}

[判断题]

Most people feel lonely sometimes, but it usually lasts only between a few minutes and a few hours. This kind of loneliness is not serious. In fact, it is quite normal. For some people, though, loneliness can last for years. Psychologists are studying this complex phenonmenon in an attempt to better understand long-term loneliness. These researchers have already indentified three different types of loneliness.
The first kind of loneliness is temporary. This is the most common type. It usually disappears quickly and does not require any special attention. The second kind, situational loneliness, is a natural result of a particular situation, for example, a divorce, the death of a loved one, or moving to a new place. Although this kind of loneliness can cause physical problems, such as headaches and sleeplessness, it usually does not last for more than a year. Situational loneliness is easy to understand and to predict.
The third kind of loneliness is the most sever