【C3】A．earlierB．laterC．beforeD．back

The doctor advised her that she__________ enough rest before going back to work．A.to get##

I will finish my homework before my sister_____back.A、comeB、comesC、will comeD、is coming

When should the woman come back there to keep the use of the box？A．A month before it is du

It was essential that all the equipment______back before the factory went into operation.A

The officer gave an order that evervone______back before dark.A．getB．would getC．had to get

back to you before four in the afternoon，and I 78