1 I predict that sea levels will continue to rise. It is predicted that 2 I estimate that sea levels will have increased by 200mm by the year 2050. It 3 I forecast that sea levels will rise more rapidly between 2050 and 2100. Sea levels 4 I estimate that by 2100, sea levels will be 500 mm higher than they are at present. By 2100, sea levels

`Answer`: 

`1`. It is predicted that sea levels will continue to rise.

`2`. It is estimated that sea levels will have increased by 200mm by the year 2050.

`3`. Sea levels are forecasted to rise more rapidly between 2050 and 2100.

`4`. By 2100, sea levels are estimated to be 500 mm higher than they are at present.

`----`

`@` Cấu trúc bị động không ngôi: It + is/was + predicted/estimated/forecasted + that + a clause.: Điều gì đó được dự báo/ước tính rằng...

`=` S + be + predicted/estimated/forecasted to V-inf + O