阶段检测二(模块二) part ⅰ listening comprehension(30 marks) section a(22.5 marks) directions:in this section,you will hear six conversations between two speakers.for each conversation,there are several questions and each question is followed by three choices marked a,b and c.listen carefully and then choose the best answer for each question. you will hear each conversation twice. conversation 1 1.how much is the blue dress? a.100 dollars. b.120 dollars. c.140 dollars. 2.why does the man want to buy the dress for the woman? a.for her wedding. b.for her graduation. c.for her birthday. conversation 2 3.how long was the man absent?