He devoted most of his time to his research, believing his hard work would___sooner or later.
—What do you think of the 2013 Spring Festival Party? —Well, great! But I don't think much of ________ held last year.
_____ all the inventions have in common is ______ they have succeeded.
No matter where he is, he makes ________ a rule to go for a walk before breakfast.
If he had insisted that heto work there then, everything would be OK now.
Professor Smith, along with his assistants, on the project day and night to meet the deadline.