Smallpox, a kind of disease, has now died ________.
Eric had received training in computer for one year _______ he found a job in a big company.
His teacher insisted that he ______ his hair ______ the next day.
How are the kids spending their childhood? I can’t help recalling(回忆)that there was a time _______ we played happily and freely in the outside.
John asked Tom ______ give him a lift to the office.
She wrote ______ second book, which turned out to be still popular with ______ young.