VII. Rewrite the following sentences without changing their meaning. 31. We learn a lot about recycling at school. Lots of people don’t really do much about it. => Although _____________________________________. 32. It’s not necessary for me to vacuum the floor because we have a robot cleaner. => I don’t have____________________________________. 33. They still burn rubbish. They know burning rubbish causes terrible pollution. (HOWEVER) => ____________________________________________.

`31`. Although we learn a lot about recycling at school, lots of people don’t really do much about it

`=>` Although`+` mệnh đề `:` mặc dù

`-` Mệnh đề `1``:` `HTĐ` (`+`)`:` `S``+``V`(s,es)`+``O`

`-` Mệnh đề `2``:` `HTĐ` (`-`)`:` `S``+`don't/doesn't`+``V``+``O`

`32`. I don’t have to vacuum the floor because we have a robot cleaner

`=>` `Tobe` not necessary (for s.b) to do s.th`:` không cần thiết (cho ai) để làm gì

`=` don't/doesn't have to`+``V``:` không phải làm 

`-` because`:` mệnh đề `:` bởi vì (chỉ lý do của việc gì/như thế nào)

`-` have s.th`:` có cái gì

`33`. They know burning rubbish causes terrible pollution; however, they still burn it

`=>` Mệnh đề `1`; `+` however, `+` mệnh đề `2``:` tuy nhiên (nối 2 mệnh đề đối lập nhau)

`-` Mệnh đề `1``+``2``:` `HTĐ` (`+`)`:` `S``+``V`(s,es)`+``O`

`\color{#007700}{GiaaPhongg}`