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9 amp。 11. 設計意圖:通過練習,讓有關天氣知識得到進一步地運用和鞏固。 Step 7 looking and learning Get the students to have a look at the following sentences. It’s very difficult to depend on the weather in Britain because it changes a lot. It doesn’t snow very often but people always hope it’ll snow at Christmas. So I think it’s very nice to snow at Christmas. 設計意圖:讓學生明白動詞不定式作主語時 , 多采用 It is … to do sth. 的句式。其中, it 為形式主語,動詞不定式( to do sth.)為真正主語,作表語的可以是形容詞,也可以是名詞。 Step 8 Exercises Complete the sentences with the correct form of the words in the box (bring, go, see, swim, visit, wear). 設計意圖:通過練習,進一步鞏固動詞不定式作主語這一語法知識。 Step 9 Have a challenge Get the students to make sentences in their own words.