Whats the question????????
Answer:
Modal of permission: Students may be allowed to use their personal computers in class to take notes and read digital books.
Modal of obligation: Students and teachers have to recycle papers.
Modal of prohibition: The school does not have to leave the lights on when no one is in the classroom
Explanation:
Modals of permission are used in a sentence to inform or ask if an action is allowed. These modals are can, may, and could. May and could are more formal than can.
Modals of obligation are used in a sentence to inform of something compulsory. Must is a modal of obligation use for a personal obligation like I must study for the exam, or rules like you must wear gloves in the laboratory. Have to, is also a modal of obligation, but it expresses general obligation like Students have to study hard for the exam.
Modals of prohibition are in sentences that express something that is not allowed. They are can not and must not. For example, you can not smoke inside this building.
Answer:
Both immediate and longer term industry responses to the security failures related to transportation showed
that various security holes existed between businesses in transportation chains from all modes and that many
transportation businesses were unaware of how other links in their chain handled safety issues, or if they did at all.
The regulation concerns areas that present safety concerns and may cause loss of life.
The inability of players in transportation chains to identify who was handling safety issues and how they were handling them
highlights a need for clarification of duties and roles within the industry.
The
investigation of the 9/11 events have further highlighted widespread and serious security flaws in the transportation
industry, such as the lack of regulation of flight schools and the use of water transportation to ship potentially lethal
items such as explosives. Unfortunately, the various security precautions that have placed a financial burden on
transportation companies change frequently and are often ineffective.
An apostrophe right after the "its" like this: its'
Answer:
you didnt put the sentence
Explanation: