It is necessary to secure the forced ventilation to a compartment where there is a fire to（）.
To parallel an incoming machine to a running machine therefore it is necessary to ensure firstly that （）.
It is necessary to remove （） from the cooling spaces.
It is not necessary to declare（）in MARITIME HEALTH DECLARATION.
It is sometimes necessary to moor bow and stern to two mooring buoys in order to（）.
Upon completion of fueling a gasoline driven vessel it is necessary to（）.
If it becomes necessary for a stand-on vessel to take action to avoid collision，she shall NOT，if possible，（）
It is not necessary to declare（）in the Health List.
In APA style,Ex:stone believes it is necessary to cite( stone 15).
Before starting a production run, it's not necessary to perform a trial run.
In order to understand this essay, it is necessary to know something about Victorian values.
Is it necessary to ask for the information of the attendees?
/tr/ and / tʃ/ sound similar, so it is not necessary to distinguish them when speaking English.
It is not necessary to thank people in shops and restaurants in Western countries because they are just doing their jobs.
2.Your audience is looking for a human connection, not a robot spitting words at them. Thus it’s necessary to show our emotion in delivering a speech.
To some , this factor is not necessary. But she herself does not believe so（）
To find a job，it is not necessary to supply______．
It is necessary for a receptionist to keep a of visits.
To prevent kids from asking more toys, it's better to explain to them the toys are not things necessary in rife.
Is it necessary for girls to be on a d to keep slim?
It is necessary for older people to ______.
It is necessary that we must employ determined government action to control pollution.
It’s not necessary for you to be（）about others’business．
While Monitoring the space usage in your database that is in ARCHIVELOG mode you observed that the flash recovery area does not have enough free space to accommodate any more files and you do not have necessary permissions to add more space to it.Identify the two events that can occur in the event of a log switch？（）
