②If you have really been studying English for so long, it's about time you ___ able to write letters in English
A. should be B. were C. must be D. are
③Her facial expression suggested that she ___ angry.
A. should be B. must be C. was D. be
④We'd rather you___ the account tomorrow
A. settled B. settle C. will settle D. would settle
⑤if only that photo
A. hadn't missed B. missed C. not missed D. missing
Science→ （科学的）→ （科学家）
该上学了→It is time
It is time
Green team（绿队）→Team in green（绿队）→The team who wear in green.(穿绿衣服的队伍)
↓ ↓ ↓
形容词 介词短语 从句（即为定语从句）
?????The Attributive Clause→在句子中修饰或限定名词，代词的从句就是定语从句
?The team who wear in green.
4．关系代词的用法：which, who, whom, whose, that
4.1 ①These are the trees which / that were planted last year。
②These are the students who won the first place last year.
③The runner who you are asking about is over there.
④The games which / that the young men competed in were difficult.
引导。当定语从句中的先行词是人时，该从句要用关系代词： 引导，同时由此可知，whom，whose 引导定语从句时先行词也是 。
????? 领悟体会：The number of people who / that lost homes reached as many as 250,000.