英语必修2译林牛津版unit 2精品
学案（第7课时） period 7 grammar and usage ⅱ task 1 presentation ask the students to read the given sentences below and identify which tenses are used in them. then ask them to tell when future in the past and the past continuous tense are used and what they are used for. show the following on the screen, only including the sentences.
