Please answer this question.
A、A helicopter was picking up persons or things.
B、A helicopter was moving towards the funnel.
C、They were launching a lifeboat.
D、They were launching a liferaft.
A、A helicopter was picking up persons or things.
B、A helicopter was moving towards the funnel.
C、They were launching a lifeboat.
D、They were launching a liferaft.
Answer the following questions using A NUMBER for each answer.
Approximately how many foreign students enrolled in Australia in the year 2000?
A、Hand flare.
B、Heliograph.
C、Rocket parachute signal.
D、Pistol.
A、The voltage is too high.
B、The voltage is too low.
C、The voltage is abnormal.
D、The voltage is slightly variable.
A、Short circuit protection
B、Overload protection.
C、Under voltage protection.
D、Thermal relays protection.
A、The start air valve blocked.
B、The turning gear engaged.
C、Start air pressure too low.
D、The governor not connected.
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