––Why didn’t you come to the party?––I had meant _____, but something unexpected happened.
The passenger was tired and walked more slowly but he got home .
It is rather that we still do not know how many species there are in the world today.
The girl has great talent for writing. Up to now, she has written six books, including book about the robot.
—Nancy, are you sure you can do it by yourself? — .I did it before.
I used to have a to that vase,but I broke it.