I’m quite interested in Spanish history, the civil war in Spain _______.[ ]

Who do you suggest ________ sent to take part in the final competition on behalf of our school–Jack, I think.

Tom _________ Mary in 1998. That is to say, they _________ for 12 years.

Mike take a bus to the office, but now he walking there.

, was ________ problem solved— We were trying to think of ________ wayout, but it was hard to find one