He is the man (that) I told you about.
只能用that的情况
Tom is the cleverest boy that I have ever known.
This is the first play that I have seen since I came here.
7. Is there anything ___th_a_t___ you want to buy in the town.
8.All _t_h_at___ we can do is to study hard.
9. The first one _t_h_a_t_ stands up is a little boy.
These are the trees
were planted last year.
✓当先行词是人时, 用who, whom, whose, that引导.
➢who, whom, whose, that用法区别.
✓who 作定语从句的主语或宾语.
The man
is speaking at the
meeting is a worker.
③everything, something, nothing, anything, 等不定代词作先行词时
This is the only book that belongs to him.
④ 先行词被the only, the very, the same, the last修饰时。 Who is the girl that is standing under the tree? Which is the machine that we used last Sunday. ⑤ 主句已有who或which时