【单选题】Directions: There are five reading passages in this part. Each passage is followed by five ques- tions. For each question there are four suggested answers marked A, B, C and D. Choose one best answer ...
【单选题】Directions: There are five reading passages in this part. Each passage is followed by five questions. For each question there are four suggested answers marked A, B, C and D. Choose the best answer an...
【单选题】Directions: There are five reading passages in this part. Each passage is followed by five questions. For each question there are four suggested answers marked A, B, C and D. Choose the best answer an...
【单选题】根据下列材料回答下列各 题。 Passage Five Some years ago industries had more freedom than they have now,and theyDid not need tobe as careful as they must today.TheyDid not need to worry a lot about the safety of th...