The universe began with the Big Bang 13.7 billion years ago, with everything___ in space smaller than a grain of sand.
As everything________,we know spring has arrived.
We are________ in our views of what should be done.In other words,our plan is agreed.
In the following days,Xiang Linsao told the story of her son________,and people were tired of that.
When I arrived I saw the place was already________by two strangers in uniform.
Many difficulties have________as a result of the changeover to a new type of fuel.