.................::::.......

`33`. The rubbish is collected in the schoolyard by the students twice a week.

`->` Bị động HTĐ: S + am/is/are + V-pII + (by O)

`34`. The machine is going to be repaired by them tomorrow.

`->` Bị động TLG: S + am/is/are + going to be + V-pII + (by O) 

`35`. My mom does the cooking and my dad does the heavy lifting.

`->` S + V + and + S + V: ... và ...

`36`. She sings beautifully but she is still nervous on the stage.

`->` S + V + but + S + V: ... nhưng ...

33. The rubbish is collected in the schoolyard by the students twice a week.

S + am/is/are + V3/ed (bị động - thì HTĐ)

34. The machine is going to be repaired tomorrow.

S + am/is/are + going to be + V3/ed (bị động -thì TLG)

35. My mum does the cooking and my dad does the heavy lifting.

clause + and +  clause : … và …

36. She sings beautifully, but she is still nervous on the stage.

clause + but + clause : nhưng (dùng cho câu mang nghĩa tương phản) 

`color{orange}{~LeAiFuRuiHuiBao~}`