把下面单词更换一个字母变成一个新单词。例: car → cat
1. boat → _________________
2. cow → _________________
3. year → _________________
4. on → _________________
5. some → _________________
6. ball → _________________
7. his → _________________
8. box → _________________
试题答案
1. goat 2. how 3. bear 4. in 5. come 6. call 7. him 8. fox
答案不唯一