____ from the moon, our earth with water ____ seventy percent of its surface, appears as a blue ball.
They look forward____a chance to receive further education.
.It’s reported that the United States____energy as the whole of Europe.
That was such an____question that it made me____,not knowing how to answer.
I really don’t know____I had my walet stolen.
.I was about to leave for work ______the telephone rang.