***** NOT A TEACHER*****
(1) When I read your title, I thought: Wow! How true (about
(2) I think that your sentence is perfect. I guess some people
might use the preposition "during." There might be a slight
(or not so slight!!!) difference. Let's see what the teachers
(3) Oh, yes, Ratoncolorao, my city has really changed over the
last 40 years -- really!!!
Student or Learner