按要求写单词。1. wolf（复数）___________
2. ostrich（复数）__________
3. monkey（复数）___________
4. leaves（单数）____________
5. thin（反义词）______________
6. tall（反义词）___________
7. small（反义词）___________
8. it is（缩写）___________
9. they arc（缩写）__________
10. do（第三人称单数）_________
试题答案
1. wolves 2. ostriches 3. monkeys 4. leaf 5. fat 6. short 7. big 8. it's 9. they're 10. does