I used to drink a lot of tea but these days I _________ coffee. A. prefer B. preferred C. have preferred D. am preferring
Studies show that people are more_______to suffer from back problems if they always sit before computer screens for long hours.
______ in my life impressed me so deeply as my first visit to the Palace Museum.
We _______ on this project for four hours. Let’s have a rest.
What the doctor really doubt is_____my mother will revover from the serious disease soon.
Her name was on the _______of my tongue, but I couldn’t tell it.