1) i it really difficult to solve maths problems. 1) find 2) make 3)do 4)see 2) we city centre by underground. 1) to 2)info 3)for 4)in 3)sofia is the plece we often spend our summer holidays. 1)that 2)which 3)where 4)whose 4) peter never lies.he is person 1) an impatient 2) a dishonest 3)an honest 4)a patient