What are the main problems caused by the use of syllable-timed rhythm in speaking English?

What are the main problems caused by the use of syllable-timed rhythm in speaking English?
A.Make a pause between every two syllables.
B.Articulate each syllable fully and clearly.
C.Speak without any pitch change.
D.Stress every content word.
正确答案：Make a pause between every two syllables.；Articulate each syllable fully and clearly.；Speak without any pitch change.