《2025年作业帮暑假大通关四年级》

1. I have an English class on Monday.Monday; 星期一
2. Today is Saturday. Tomorrow is Sunday.Saturday; 星期六; Sunday; 星期日
3. I like weekend.weekend; 周末

答案： 1. Monday; 星期一
2. Saturday; 星期六; Sunday; 星期日
3. weekend; 周末

否定句结构(非三单主语):主语+don't+动词原形+其他.
I don't often wash my clothes on the weekend.
Sometimes, my brother and I don't watch TV.
They don't often have a picnic in the park.
否定句结构(三单主语):主语+doesn't+动词原形+其他.
He doesn't often wash his clothes on the weekend.
Sometimes, my brother doesn't watch TV.
Leo doesn't often have a picnic in the park.

答案： 【解析】：本题主要考查英语中一般现在时的否定句结构，特别是针对不同主语（非三单主语和三单主语）时助动词的使用情况。对于非三单主语，否定句结构是“主语 + don't + 动词原形 + 其他”；对于三单主语，否定句结构是“主语 + doesn't + 动词原形 + 其他”。
【答案】：don't；doesn't