Circle the odd word in each group:1):cold cook flu fever 2):stomachache backache toothache sore

问题描述:

Circle the odd word in each group:
1):cold cook flu fever 2):stomachache backache toothache sore

1 cook 2 sore
cook的元音字母不发‘原’音;第2组里只有sore不带ch/k/