I haven't seen Anna since she left our hometown two years ago, but we do keep in touch with each other by sending e-mails __________.
______ that she should come here on time.
At no point south of the Han River _______ more than a mile.
Only at that time ______ that he had made a lot of mistakes in his homework.
He ______ prison two years ago and now he _______.
_______ the two oceans the Pacific is ______ .