Unit 3 Online Tours Online Tours Grammar 1. Have you ever taken any online tours? 2. Have you ever travelled around Changzhou? 3. Where did you go? When did you go? Who did you go with? simple past tense present perfect tense present perfect tense (现在完成时) simple past tense (一般过去时) 时间表达: 一疑: 否定: 结构: 含义: present perfect tense simple past tense 时态: S+ V 过/ was/were S+ didn ’t+ do / wasn ’t/ weren ’t Did + S + do …?/ Was/Were +S+ …? S+ have/ has + done S+ haven ’ t/ hasn ’ t + done Have/ Has +S + done …? Simon is showing Millie some pictures. Complete his sentences with the correct forms of the words in brackets. I ______ (visit) the Palace Museum with my grandparents the other day. I ________ (climb) Mount Huang last Summer . visited climbed _____ you ever _____ (try) the famous Tianjin Baozi? I am happy that I ___________ (learn) to swim. Have tried have learnt Mr Wu is asking the students to make sentences with the correct tenses. Help plete the sentences with the correct forms of the words in brackets. 1. I ________________ (finish/ just) my homework. Millie ________ (finish) her homework 20 minutes ago. 2. I ______ ( write) an email to my friend yesterday. Daniel ______________ ___ (write/ already) two emails. has already written have just finished wrote finished 3. I ______(be) in Hainan last week. Some of our classmates _____________ (not be) to Hainan yet. 4. I __________ (live) in Sunshine Town since I was born. Daniel _____ (live) in Nanjing in 2007. was lived have lived have not been