Grammar
I have a friend ( ) lives in Tokyo.
who
Robots ( ) automatically clean your house have become popular.
which
English is spoken by many people in Japan.
Yes, it is.
Mr. Jacob has a dog ( ) is very cute.
which
+ Yes, he does.
which/whoの前につく名詞のことを「〇〇詞」という。
先行（詞）
Kota has an ( ) ( ) a Japanese restaurant.
who // runs
During her school trip, Tina forgot her camera on the bus.
Yes, she did.
Mr. Jacob has a brother ( ) is an engineer.
who
+ Yes, he does.
I want a robot ( ) automatically cleans my house.
(+1) Why?
which
(+1) Because...
I think AI technology is useful for people ( ) ( ) ( ).
who are busy
Mr. Jacob have visit Osaka once.
has visited
+ Yes, he has.
Mr. Jacob has a grandmother ( ) lives in the Philippines.
who
+ Yes, he does.
I think AI technology is useful for people ( ) ( ) ( ).
For example, ( )
who are ~~~
robots can clean your house // robots can make a schedule // ~~
AI technology has become a part of our daily lives.
For example, ( )
Smartphones which respond to voice commands ~~~
Robots which automatically clean your house ~~~
Taco rice is made with _______, ______, and _______.
rice // tomatoes // meat // cheese // taco sauce // lettuce // ~~~
During summer vacation, Mr. Jacob visited a place ( ) had paintings made by Katsushika Hokusai.
which
+ Yes, he did.
I want a robot which can ( )
Why?
clean my house // cook dinner // make a schedule // ~~~
It's useful // convenient // I will have more free time ~~~
Learning foreign languages is ( )
(+1) Why?
important // not necessary // difficult // interesting // ~~~
(+1) Because
How long did you prepare for your school festival?
We prepared for ~~~.
Mr. Jacob wants a smartphone ( ) can speak Japanese for him.
which
+ No, he doesn't.