题目内容：
根据题目要求完成下列任务，用中文作答。下列两个教学片段选自某初中课堂实录，阅读后回答问题。
片段一
S1 : Have you ever been to prave?
S2: No, I haven't. Have you?
S1 : Yes. It' s wonderful.
S2: How long did you stayed?
S1 : One week.
S2: The buildings are beautiful, yes?
SI: Yes, and the streets ... the river ...
S2: Ah. Have you ever been in Rome7
片段二
SI : Is the Neon bigger than the Chevy?
S2: Yes, it is. Is the Lexus cheap than ...
T: Cheap ...
S2: Is the Lexus cheaper than the Chevy?
S3: No, it isn't. Is the Lexus faster than the Neon?
S4: Yes, it is. ls prettier the Neon ...
T: Is the ...
(1)哪一个片段属于准确性训练，哪一个片段属于流利性训练?(6分)
(2)你的判断依据是什么?(12分)
(3)准确性训练和流利性训练对语言学习而言各有何利弊?(12分)
参考答案：
答案解析：