Unit 4 Astronomy: the science of the stars

unit 4 astronomy: the science of the stars
grammar
teaching goals
1 target language
a重点词汇和短语
 suffer, settle , realize , worry about , have got to, tie up
b重点句子：
  he was very disappointed.
  what it was to become was a mystery.
  to save money, you must use as few words as possible.
c. practise talking about problems in study or life
my problem is…       the difficulty is…       my trouble is…
the question is…      my advice is…       what i think about it is…
the fact is…       my suggestion is…
2 ability goals
learn to use noun clauses as the subject..
3 learning ability goals
let ss learn how to use noun clauses as the subject
teaching