(2013·亳州模拟) difficult and challenging the task may be, we must finish it on time, because there is a possibility we’ll be fired if we can’t fulfill the task on time.
Tom took a taxi to the airport, only _______ his plane high up in the sky.
________,I lost heart in English learning, but my teacher often said to me, “Keep on working hard;you'll succeed ________.”
I went along thinking of nothing, only looking at things around me.
The lazy man ________ doing nothing all day.
After running past the finishing line,she was ________.