— I don’t remember having ever seen John since last week. Has he gone somewhere? — Not really. He ______ his newly-bought apartment. 

(2014·山东省实验中学一模)—Have you graduated from Shandong University?—Yes.I________there for 4 years.

Cathy is taking notes of the grammatical rules in class at Sunshine School, where she ______ English for a year. 

With the development of science, more new technology ______to the field of IT.

What do you consider____ to her?