根据题目要求完成下列任务,用中文作答。
下列两个教学片断选自某初中课堂实录,阅读后回答问题。
片断一
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?
S1: Yes, and the streets … the river …
S2: Ah. Have you ever been in Rome?
片断二
S1: 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. Is prettier the Neon …
T: Is the …