It was in the mid-1980s that cartoons began to take off in China,_________there were only pictured-story books.
When I arrived I saw the place was already________by two strangers in uniform.
Many difficulties have________as a result of the changeover to a new type of fuel.
Bob said he was going to________himself to a vacation in the mountains because he had been so tired.
—Is there anything else to discuss?—________, I guess.
Although he is a teenager,Fred can resist________what to do and what not to do.