some aspects of a pilot`s job___be boring,and pilots often___work at incomvenient hours.A can; have toB may; canC have to; mayD ought to; must为什么答案选A,能不能翻译一下?

Some Aspects of Torque Calculations in Electrical Machines论文下载 翻译Some aspects of a pilot's job can be boring ,and pilots often have to work at inconvenient hour 在某些方面是in some aspects, 还是 at some aspects 英语翻译This review attempts to highlight the most significant aspects of PVC stabilisation by organotin compounds and to present a critical view of some of the work already published in this area.The review largely,but not exclusively,covcrs the 英语高手帮我看看这句话的语法有没有问题,是虚拟语气的People wish that by imitating some aspects of famous star,they might have become a part of fasion. Some aspects of a pilot's job ___ be boring,and pilots often ____ work atinconvenient hours.A can,have to B may,can C have to ,may D ought to,must答案是A.其他选项为什么不能选 some aspects of a pilot`s job___be boring,and pilots often___work at incomvenient hours.A can; have toB may; canC have to; mayD ought to; must为什么答案选A,能不能翻译一下? “Some aspects of a pilots job___be boring,and pilots often ___ work at inconvenient hoursA can：have to B may：can C have to：may D ought：must”答案A 会展英语问题Please explain what a feasibility research report should include from the aspects of macro situations,industrial fields,potential exhibitor and visitor demands.Do some deep reading by yourselves and write an essay with examples in 4 Positive and Negative Aspects if Following the Fashion 英语作文1) Positive aspects ( in favor of adjust to ) 2) Negative aspects (in contract,point of view) 3) My opinion (populary considered favorable,take a step to follow) 求一篇英语作文 positive and negative aspects of a mobile phone如题 英语翻译under consideration of which aspects a location in another country does pay off The group of technicians are engaged in a study which___all aspects of urban planning.A:insertsB:gripsC:performsD:embraces 雅思A类大作文题目题目是这样的 With the development of morden science and technology,some aspects of traditional culture are being lost,so some people think that traditional culture and technology will be replaced by morden science and t Positive and Negative Aspects of Dieting aspects of foreign affairs怎么翻译 英语翻译Other aspects of military reform must be considered as a backdrop to the reform of the armed forces. 英语翻译我有一道题目,翻译理解挺纠结的：Outline some of the major aspects of body art (performance art) and earth art through a comparison/contrast of the two works 我不知道应该如何回答,因为不知道这里的 major aspec