四、根据短文内容，判断正误
Today is Saturday. It's seven o'clock in the evening now. Jack's family are busy.
Jack is in his room. There are some clothes on his bed. He is looking for his blue T-shirt.
Jack's sister, Ann, is watching TV. Volleyball is her favourite sport and she often plays it with her friends at weekends. And she often watches volleyball games on TV.
Where are Jack's parents? Oh, his father is searching for some information about Hainan on the Internet. He will drive to Hainan with his friends tomorrow. Jack's mother is doing some washing. Where are Jack's grandparents? They are in the park. Jack's grandfather is walking the dog. Jack's grandmother is dancing there.
()1. It's eight o'clock in the evening now.
()2. Jack's sister is watching TV.
()3. Jack's father will fly to Hainan with his friends tomorrow.
()4. Jack's grandparents are in the park.
()5. There are six people in Jack's family.

四、1.F 2.T 3.F 4.T 5.T

【分析】
本题是英语阅读理解的判断正误题，解题思路为：先通读短文把握大意，再针对每个小题的表述，定位短文中对应的相关语句，将题目内容与原文信息逐一对比，判断是否匹配，进而得出正确答案。
【解析】
1. 定位原文第一段第二句“It's seven o'clock in the evening now.”，题目表述为“现在是晚上八点”，与原文不符，故判断为错误（F）。
2. 定位原文第三段第一句“Jack's sister, Ann, is watching TV.”，题目表述与原文一致，故判断为正确（T）。
3. 定位原文第四段第二句“He will drive to Hainan with his friends tomorrow.”，题目表述为“明天乘飞机去海南”，与原文“drive（开车）”不符，故判断为错误（F）。
4. 定位原文第四段中“Where are Jack's grandparents? They are in the park.”，题目表述与原文一致，故判断为正确（T）。
5. 短文中提到的家庭成员有Jack、姐姐Ann、父亲、母亲、祖父、祖母，共6人，题目表述与原文一致，故判断为正确（T）。
【答案】
1.F 2.T 3.F 4.T 5.T
【知识点】
英语阅读理解、细节判断
【点评】
本题属于基础的英语阅读理解细节判断题，主要考查学生对短文细节信息的定位与对比能力，难度较低，只要仔细查找原文对应内容即可正确解答。
【难度系数】
0.8