________ uncountable nouns are there in Unit 7?

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Daniel tried to write about different school subjects,but he could not remember some words.Please help him write the words with the help of the first letter of each word.

Science is sometimes d　　　　for me,but I think it's very

u　　　　and I should learn it.

活动名称：了解家人或朋友

活动范围：小组活动：四人一组

活动目的：通过此项活动，学生掌握人物关系的表达法．

操作建议：1．课前学生准备几张全家福照片或朋友的照片。

　　　　　2．学生四人一组展开活动，互相询问照片中的人物是谁。

　　　　　3．填表。

4．任务所需要的语言：

(1) Who's this (that)?

(2) She is my mother.

5．教学语言：Today we are going to talk about your family members. I'm sure you all family photos. Let's work in groups and talk about your family members or your friends.