It is obvious that people hold different opinions about ____ voluntary services should be financially rewarded.
—Is Jason all right? He looks so tired! —Not sure. He __________ deep into the night yesterday. He's having an exam soon.
He didn't visit his parents living in Toronto regularly, only __________.
To stay safe in the forest at night, we should try hard to keep the fire __________.
The soldiers went on to the next village __________ the heavy rain.
—Tony, come down and help me with the heavy box! —Come on! I__________ all day long. Get Peter to do that!