听Call1电话录音，判断该电话谈话主题与以下哪项相关_________？
A. One of the common ruses: posing as a reporter, posing as a conference organizer wishing to send literature to product managers; and pretending she’s a Pac Bell technician stuck up on a telephone pole outside the building, who needs to verify extensions.
B. One of the ruser’s favorites is calling a company operator and saying, “last night I was playing tennis and got in a doubles game with a programmer from Netscape. I gave him a ride home, but he left his tennis racquet in my car. Now I can’t remember his name. Dave or Don or something.”
根据电话录音Call1，判断该对话中，讲话的公司前台给人留下的印象和感觉用以下哪三个形容词形容更为合适_________？
A. suspicious
B. cynical
C. polite
D. efficient
E. helpful
F. cautious
G. curt
根据Pronunciation1的录音，按朗读的先后次序，以下十个词排序正确的是_________：a. insiderb. accommodate c. aggressive d. regulare. feverf. accurate g. assistanth. tailoredi. suspicious j. jargon
A. a-b-c-d-f-e-g-h-i-j
B. f-c-b- a-d-e-g-h-i-j
C. f-b-g-i-d-e-j-h-a-c
D. a-b-g-i-d-e-j-h-f-c
在上题中，十个单词划横线的单词发音是相同的，都发_________的音：
A. /a:/
B. /e/
C. /i/
D. /ə/
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