I came here in 2009 ,so I _______this school for 4years . A. has been in B. have been in C. have in.
Tom,you can go out to play football after your homework________.
The camera________in 1827 by Joseph Nicephore Niepce.
The Olympic Games of 2016 will________in Brazil.
He ______ much food _____the poor family during the hard time.
She used to ______ in the morning, but now she is used to ________ at night.