1、英语：Unit 25Going Global Grammar extension 教案（1） （北师大版选修 9） Teaching Aim: To introduce some other usages of continuous tenses to students: to show repetitiveness of the speaker to show polite request. to talk about future arrangement to compare the usages (continuous tense and present tense)of state v
2、erbs Exercise 1, 2 and 3 on page 16 can be used as warming-up exercise. Stage 1 review of general use of continuous tense To describe an activity which is/was/will be going on at a certain moment(时刻) of present, past or future To describe an action which is/was/will be going on during a short period
3、 of time at present, in the past or in the future. Stage 2 special sue “always/frequently/constantly/for ever, continually +doing” to show the repetitiveness of the speaker Past continuous for polite request present continuous for future arrangement Stage 3 state verbs What are the state verbs? the differences between the continuous tense and present tense Stage 4 homework Exercise 4-8 on page 17
