A
I know a girl _____ plays basketball.
A. who
B. what
C. where
✅ Answer: A ⭐
I know a girl who plays basketball.
Jim is a friend _____ I met in America.
A. who
B. where
C. when
✅ Answer: A
Jim is a friend who I met in America.
"What" means:
A. a person
B. a place
C. the thing that
✅ Answer: C
My mother gave me a rice bowl for breakfast, _____ was delicious.
A. who
B. where
C. which
✅ Answer: C
My mother gave me a rice bowl for breakfast, which was delicious.
What does is the synonym of "delicious" ?
A. huge
B. loud
C. tasty
✅ Answer: A
Japan has many delicious food which tourists enjoy.
Japan has many tasty food which tourists enjoy.
I have a dog _____ has blue eyes.
A. who
B. that
C. what
✅ Answer: B ⭐
I have a dog that has blue eyes.
The book _____ I bought yesterday is difficult.
A. who
B. that
C. where
✅ Answer: B
The book that I bought yesterday is difficult.
_____ I like is playing music.
A. Who
B. What
C. Which
✅ Answer: B
Which sentence is correct?
A. My dog, who is five years old, likes swimming.
B. My dog, which is five years old, likes swimming.
C. My dog, what is five years old, likes swimming.
✅ Answer: B
B. My dog, which is five years old, likes swimming.
Why?
1. We already know which dog: My dog.
どの犬かはもう分かっています。→ My dog（私の犬）
2. The part "which is five years old" is extra information. "which is five years old（5歳です）" は追加情報です。
3. Extra information needs commas (, ).
追加情報にはコンマ（,）が必要です。
What does "purchase" mean?
A. to sell
B. to buy
C. to throw away
✅ Answer: B
In the school trip, I plan to purchase some souvenirs for my family and friends.
修学旅行では、家族や友達のためにお土産を買う予定です。
Which sentence is correct?
A. I know a boy where likes baseball.
B. I know a boy what likes baseball.
C. I know a boy who likes baseball.
✅ Answer: C ⭐
I know a boy who likes baseball.
Which sentence is correct?
A. The movie what I watched was fun.
B. The movie who I watched was fun.
C. The movie that I watched was fun.
✅ Answer: C
The movie that I watched was fun.
We went to the mall to buy a new pair of shoes.
My sister said, "What I want is a new bike."
What does she want?
A. a pair of shoes
B. a notebook
C. a new bike
✅ Answer: C
A non-restrictive relative clause needs:
非制限用法の関係代名詞には何が必要ですか。
A. commas コンマ（,）
B. question marks 疑問符（?）
C. quotation marks 引用符（" "）
✅ Answer: A
commas コンマ（,）
In Lesson D, a non-restrictive relative clause gives extra information. Lesson Dでは、非制限用法の関係代名詞は「追加情報」を表します。
Extra information needs commas (, ).
追加情報にはコンマ（,）が必要です。
Example:
My dog, which is five years old, likes swimming.
私の犬は泳ぐのが好きです。ちなみに5歳です。
What does "improve" mean?
A. to stay the same
B. to become worse
C. to become better
✅ Answer: C
I want to improve my English skills.
Which word can describe a thing?
A. who
B. that
C. whom
✅ Answer: B ⭐
"that" = a thing
This sentence is correct.
"The book who I bought yesterday is interesting."
A. True
B. False
✅ Answer: B
"The book which I bought yesterday is interesting."
"The book that I bought yesterday is interesting."
I didn't understand what Taku said.
Who said something? 誰が何か言いましたか。
A. Me (I)
B. Taku
✅ Answer: B
I like Kawabata Yasunari, (______) wrote Izu no Odoriko.
✅ Answer: who
I like Kawabata Yasunari, who wrote Izu no Odoriko.
What does "discover" mean?
A. to hide something from people
B. to find something for the first time
C. to lose something at a place
✅ Answer: B
I discover a new café near my train station!
I have a teacher _____ teaches English.
A. which
B. who
C. what
✅ Answer: B ⭐
I have a teacher who teaches English.
These flowers are for my mother ____ I really love.
A. who
B. whom
C. which
✅ Answer: B
These flowers are for my mother whom I really love.
Which sentence is correct?
A. Who I like is baking cookies.
B. Where I like is baking cookies.
C. What I like is baking cookies.
✅ Answer: C
What I like is baking cookies.
Which sentence is correct?
A. My friend, whom lives in Tokyo, likes basketball.
B. My friend, who lives in Tokyo, likes basketball.
C. My friend, which lives in Tokyo, likes basketball.
✅ Answer: B
What does "tourist" mean?
A. a person who cooks food
B. a person who teaches students
C. a person who visits places for fun
✅ Answer: C
There are many tourists in Japan every year.