Ⅴ. Complete the conversation with proper sentences in the box. There is one extra option.
Smartphones make our lives more fun. 1. If we spend too much time on our phones, we will be affected by them.
2. It does great harm to our neck and eyes. Being nearsighted is more common than it once was. 3. Because if we spend too much time playing with phones, we will have less time to do our work. What's more, spending too much time online with smartphones may make us have few friends in real life.
Nowadays, almost everybody has a smartphone. 4. We need to learn how to manage our time on using smartphones.
A. First, too long screen time is not good for our health.
B. Besides, they will influence our study or work.
C. We must use phones in alanced way.
D. They are bad for our social relationship.
E. But they bring some problems at the same time.

1. E 2. A 3. B 4. C

【分析】
本题为英语补全对话题，需结合上下文的逻辑关系（转折、递进等）选择合适的句子。解题时，先通读对话，明确每处空格前后的语境：第1空前讲智能手机的好处，后讲过度使用的坏处，需选转折引出问题的句子；第2空后讲对健康的危害，选对应健康的句子；第3空后讲影响学习工作，选对应学习工作的句子；第4空后讲要管理使用时间，选正确使用手机的句子，同时注意有一个多余选项。
【解析】
1. 第1空：前句说明智能手机让生活有趣（讲好处），后句指出过度使用会受影响（讲坏处），需用转折句引出问题，对应选项E“But they bring some problems at the same time.”，故1选E。
2. 第2空：后句提到对脖子和眼睛有害，对应健康问题，选项A“First, too long screen time is not good for our health.”符合语境，故2选A。
3. 第3空：后句说明花太多时间玩手机会减少工作时间，对应影响学习工作，选项B“Besides, they will influence our study or work.”符合，故3选B。
4. 第4空：后句提到要学会管理使用手机的时间，对应正确使用手机的方式，选项C“We must use phones in a balanced way.”符合，故4选C。
【答案】1.E 2.A 3.B 4.C
【知识点】补全对话、英语语境运用
【点评】本题考查英语对话补全，需结合上下文逻辑和语境选择句子，难度适中，学生需理清句子间的逻辑关系（转折、递进），准确匹配语境。
【难度系数】0.5