Unit-6@Class-8

What is the active form of the first sentence?

• they monitor always oxygen and air pressure

• they monitoring always oxygen and air pressure

• the authorities are always monitoring oxygen and air pressure

• oxygen and air pressure the authorities are monitoring always.

An oxygen mask appears ___ there is lack of oxygen in the plane.

• in the event of

• if

• in case of

• that

Oxygen mask to be placed ___ over the nose and mouth of a passenger.

•  tightly

• very lightly

• slightly

• lightly

The well setting of oxygen mask helps someone to breathe ___

• quickly

• slowly

• abnormally

• normally

A child accompanied with a passenger should receive oxygen mask service _

• firstly

• secondly

• thirdly

• never

The oxygen mask to be removed ___

• when a passenger can breathe normally

• when a passenger cannot breathe

• when the mask becomes swelled

• when a uniformed crew member advises to do it

When there is emergency, bracing position is ___

• done

• preferred

• prohibited

• placed

Making an enjoyable flight by the passengers is the ___ of the captain and crews.

• expected

• suggested

• discussed

• ordered

Oxygen and the air pressure are always being

Pull the mask towards you and place it