第4题: [单项选择]Guide tolerances during elevation of the jack-up rig will(). A. reduce spud can bearing pressure B. keep the unit level and reduce overloading C. reduce stresses on the hull D. minimize the potential for punch-through 参考答案:B
第11题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. He can’t afford to buy the ticket. B. He needs a break from the math problem. C. He doesn’t want to go to the opera. D. He’ll meet the woman when he has finished the math problem. 参考答案:C 答案解析:[听力原文] W: Do you want to come with me to the opera tonight I’ve got extra tickets and I think it