WAEC - English Language (2013 - No. 64)
From the words or group of words lettered A to D, choose the word or group of words that best completes the sentence below.
They kept quiet all the .......
They kept quiet all the .......
where
period
while
interval
คำอธิบาย
You use all the while in order to say that something happens continually or that it happens throughout the time when something else is happening.