The son feels curious about his father's grammar lesson because his father handles different parts of speech in a sentence and discussed their specific grammatical functions delicately.
A.正确
B.错误
正确答案：正确
The son feels curious about his father's grammar lesson because his father handles different parts of speech in a sentence and discussed their specific grammatical functions delicately.
A.正确
B.错误
正确答案：正确