⇒⇒⇒⇒⇒1
1. anybody
2. something
3. somebody
4. everything
5. nothing
⇒⇒⇒⇒⇒4
1. whose
2. which
3. whose
4. who
5. which
⇒⇒⇒⇒⇒2
1. cleaner
2. more comfortable
3. worse
4. noisier
5. the coldest
