______ on ten years of observation and study, the theory shows that every one dreams every night, whether they realized it or not.
The little boy many questions at me, leaving me embarrassed.
I when there came a knock at the door.
You can find the map of China like a cock.
The book is superior ________ that one I just finished reading.
After the flood, the villagers began to ______ and tried their best to rebuild their homeland.