It was not until early this morning _______ my fathercame back from work, which surprised us.

Isn’t amazing that such a good player ____ have failed to be elected to compete?—-Yes, but that is life.

Last summer I took a course on _____poisonous gases. [ ]

The murder happened _______ between nine and eleven last night.

We travelled to Hainan last year, and we _______ in love ______it.