题目内容
动词的第三人称单数形式
1. clean _________
2. do _________
3. wash _________
4. study _________
5. buy _________
6. go _________
7. see _________
8. put _________
2. do _________
3. wash _________
4. study _________
5. buy _________
6. go _________
7. see _________
8. put _________
1-8 cleans, does, washes, studies, buys, goes, sees, puts
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