【单选题】Whenever we use electricity, we put greenhouse gases into the air.
A.
只要我们用电的时候,绿色气体就会被排放到大气中。
B.
每当我们用电的时候,我们都会将家庭废气排放到空气中。
C.
每当我们用电的时候,都会将温室气体排放到大气中。
【单选题】Whenever we (hear of) a natural disaster, (even) in a distant part of the world, we feel (sympathy) for the people (having affected).
【单选题】Whenever an earthquake happens, we should offer ________ help we could, to those victims. [ ]
【单选题】Whenever a natural disaster happens, we should offer ____ help we could to those victims.