- S + V + O(=疑問視で始まる節)
a. Do you know when he came to Sapporo?
cf. When did he come to Sapporo?
b. I wondered why he looked like a Japanese.
c. The girls did not say who was the oldest.
- It is … (for~) to do
a. It is nice to spend a holiday by a beautiful lake like this.
b. It was difficult for Bill to get used to Japanese food.
c. It is not safe for children to play in that water.
- 関係代名詞(who, whose, which, that)
a.The room was full of young people who came from Asian countries.
b. I saw a young man whose costume looked like a Japanese kimono.
c. The music box (which[that]) she bought in Italy is really beautiful.
a. I love the sound of falling rain.
b. The women wearing colorful saris were from India.
cf. The women who were wearing colorful saris were from India.