When I stepped out of the church, the clock had just ______ eleven.
The outbreak of this incident has given us much for thought, forcing us to ______ seriously on the past and the future.[ ]
My sister thinks Man from the Stars is such a fantastic TV series that she wants to see it ________ second time.
He said he would come to attend the lecture if he ___________ time.
Have you solved your problem— I’ve kept on thinking about that matter__________, but I have had no idea.