— I you can be better this term.— Thank you. I hope so.
---______has Tom been a doctor?-----Since two years ago.
Mr. Hu has traveled to six countries _______.A over the years B. in the years C. after the years D. before the years
Though he is _____ at home, but he doesn’t feel ______
He’s gone to the library ,_______ he ?
-----Did you get there by _____bike?-----No, I took _____taxi.