句子：各类时态的肯定陈述句、否定陈述句
1. 一般现在时
陈述肯定句：I play football every weekend.（我每个周末踢足球。）
陈述否定句：I don't play football every weekend.（我不是每个周末都踢足球。）
2. 一般过去时
陈述肯定句：She went to school yesterday.（她昨天去上学了。）
陈述否定句：She didn't go to school yesterday.（她昨天没去上学。）
3. 一般将来时（will）
陈述肯定句：He will visit his grandparents next week.（他下周将去看望他的祖父母。）
陈述否定句：He won't visit his grandparents next week.（他下周不会去看望他的祖父母。）
3. 一般将来时（be going to）
陈述肯定句：They are going to have a party tonight.（他们打算今晚举办一个聚会。）
陈述否定句：They aren't going to have a party tonight.（他们不打算今晚举办一个聚会。）
4. 一般过去将来时（would）
陈述肯定句：He said he would come to the party.（他说他会来参加聚会。）
陈述否定句：He said he wouldn't come to the party.（他说他不会来参加聚会。）
4. 一般过去将来时（was/were going to）
陈述肯定句：She was going to tell him the truth.（她打算告诉他真相。）
陈述否定句：She wasn't going to tell him the truth.（她不打算告诉他真相。）
5. 现在进行时
陈述肯定句：The boy is reading a book now.（这个男孩现在正在读一本书。）
陈述否定句：The boy isn't reading a book now.（这个男孩现在没在读书。）
6. 过去进行时
陈述肯定句：I was watching TV at 8 o'clock last night.（我昨晚八点正在看电视。）
陈述否定句：I wasn't watching TV at 8 o'clock last night.（我昨晚八点没在看电视。）
7. 将来进行时
陈述肯定句：She will be studying in the library tomorrow afternoon.（她明天下午将在图书馆学习。）
陈述否定句：She won't be studying in the library tomorrow afternoon.（她明天下午不会在图书馆学习。）
8. 过去将来进行时
陈述肯定句：He said he would be waiting for her at the station.（他说他会在车站等她。）
陈述否定句：He said he wouldn't be waiting for her at the station.（他说他不会在车站等她。）
9. 现在完成时
陈述肯定句：He has finished his homework already.（他已经完成了他的作业。）
陈述否定句：He hasn't finished his homework yet.（他还没完成他的作业。）
10. 过去完成时
陈述肯定句：By the time I got home, my mother had cooked dinner.（我到家的时候，我妈妈已经做好晚饭了。）
陈述否定句：By the time I got home, my mother hadn't cooked dinner.（我到家的时候，我妈妈还没做晚饭。）
11. 将来完成时
陈述肯定句：They will have completed the project by the end of this month.（到这个月底他们将完成这个项目。）
陈述否定句：They won't have completed the project by the end of this month.（到这个月底他们不会完成这个项目。）
12. 现在完成进行时
陈述肯定句：She has been reading for two hours.（她已经连续读了两个小时的书了。）
陈述否定句：She hasn't been reading for two hours.（她没有连续读两个小时的书。）
13. 过去完成进行时
陈述肯定句：He had been working in the factory for five years before he moved.（他搬家之前已经在这个工厂工作了五年。）
陈述否定句：He hadn't been working in the factory for five years before he moved.（他搬家之前没有在这个工厂工作五年。）
14. 将来完成进行时
陈述肯定句：By next year, they will have been living in this city for ten years.（到明年，他们将已经在这个城市住了十年。）
陈述否定句：By next year, they won't have been living in this city for ten years.（到明年，他们不会已经在这个城市住了十年。
