According to the air traffic rules, you ___ switch off your mobile phone before
题型：不详难度：来源：
| According to the air traffic rules, you ___ switch off your mobile phone before boarding. |
答案
| D |
解析
试题分析：考查情态动词shall的用法：shall用于第二人称第三人称，可以表示警告，命令，允诺，规定，此处表示根据交通法规应尽的责任和义务。句意：根据交通法规，在登机前应该关掉手机。选D。
点评：情态动词shall的用法是近几年的高考常考点，用于第一人称，表示提出建议，用第二人称表示警告，命令，允诺，用第三人称表示征求意见。做题时具体的结合句意做题。 |
举一反三
—My uncle suggests I ________ abroad.
—I would rather you ________ at home.| A．go; stay | B．went; stayed | C．go; stayed | D．went; stay |
|
Had I known about this computer program, a huge amount of time and energy________.| A．would have been saved | B．had been saved | | C．will be saved | D．was saved |
|
I can"t thank you _______ much because without your help I _______ have won the first prize.| A．too; wouldn"t | B．very; shouldn"t | | C．that; might not | D．so; couldn"t |
|
--Why didn’t Clair apply for the job? She _______ it.
--She ________ so, if her daughter hadn’t fallen ill.| A．can have got; might have done | | B．could have got; would have done | | C．should have done; would | | D．must get; might have done |
|
Environmentalists urged that more effective measures ___________by the government to reduce the pollution.| A．were taken | B．would adopt | C．be adopted | D．should take |
|
最新试题
热门考点