ความคิดเห็นที่ 1 Simple, in a few sentences and some links. You HAD a pizza yesterday. You DID NOT HAVE a pizza yesterday. He HAD a lot of money. He DID NOT HAVE a lot of money. You WENT to work on Friday but you DID NOT GO to work on Saturday. http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/pastnq.htm http://ww2.college-em.qc.ca/prof/epritchard/agpneg.htm http://unamsanantoniolab.com/eng/past_neg/index.htm จากคุณ : genf - [ 9 ก.ค. 51 15:06:35 ]