`(`a`/`an`)` `+` adj `+` N

`29,`

Luxury `(`n`)` `->` luxurious `(`adj`)`

`30,`

Environment `(`n`)` `->` environmental `(`adj`)`

`31,`

Pollute `(`v`)` `->` pollutants `(`n`)`

`-`Pollutants `:` các chất gây ô nhiễm

`32,`

Conversation `->` conversationalists

`-`Volunteer conversationalist `(`n`)` `:` người giao tiếp tình nguyện

`33,`

Forest `->` desforestation

`-`Desforestation `:` nạn phá rừng

Prevent`(`s`)` sth from sth

`34,`

prevention `->` prevent

prevent sth `:` Ngăn chặn cái gì đó

`----`

`35,`

`->`I suggest that we should save natural resources to recycle

S `+` suggest `+` that `+` S `+` V

`36,`

`->`Plants will die if they don't get sun and the water

S `+` will `+` V `+` if `+` S `+` V`(`s`/`es`)`

`---`

`37,`

`->`Mr Huy is a good Math teacher

S `+` V `+` adv `=` S `+` be `+` adj `+` N

`38,`

`->`She suggests that we should sing  a song

S `+` suggest`(`s`)` `+` that `+` S `+` V

`39,`

`->`He was lazy, so he failed the test

Clause, `+` so `+` clause

`40,`