. ---I don’t believe you’ve already finished reading the book. ---I ___ it to you this morning.
. The child, who has a gift for sports, might make a first-class tennis player if given chances to develop her ______.
---Did Jack come back early last night?---Yes, it was at eight o’clock_____ he arrived home.
If you insist on driving like this, you will have to suffer the ____ sooner or later.
He did well in the examination. He _____ hard at his lessons..
No one knows exactly when our ancestors started talking, but new evidence suggests that____ might have happened a long time ago.