`11to` Danny is as tall as his father.
`12to` City life is not the same as country life.
`13to` The actor's performance is not as well as his performance last week.
`14to` He is a musician which composes songs for singers.
`15to` Your room needs to be decorated.
$\text{Cấu trúc:}$
$\text{- S1+ be(not)/ V+ as+ adj/ adv+ as+ S2.}$
$\text{- S1+ be(not)+ the same as+ S2.}$
$\text{MĐQH which:}$
$\text{S+ which+ S+ V.}$
$\text{S+ which+ V+ O.}$
$\text{- Câu bị động của need: S+ needs to be+ Vp2.}$