When __________ why he was late again, Jack didn’t say anything.
In front of our house ________ we used to swim.
—Mama, why can’t I work the maths problem out? —Oh, let me see. Well, you ________ a figure here. Got it?
________ poor health, my father is always cheerful.
Since his works earned him quite a reputation in Liverpool, he has stayed there most of his life, ___________ the occasional visit to his hometown.
A cat in London has been taking a bus regularly. The driver even knows where to______ this special passenger.