1.Lan told Ba not to drive so fast-câu gián tiếp trog câu yêu cầu,mệnh lệnh

Lan asked Ba not to drive so fast

Lan warned Ba against driving so fat-đây là đgt dẫn gián tiếp đặc biệt:S+warned sb against+Ving

2.Ba's sister told him to tidy his room-câu gián tiếp trong câu yêu cầu mệnh lệnh;your->his vì người nghe là Ba

his sister asked him to tidy his room(nt)

3.Lan advised Ba to study harder-S+advised sb +(not)to V

CHỖ NÀO KO HIỂU BẢO MK

1.

- Lan told Ba not to ride so fast

- Lan asked Ba not to ride so fast

- Lan warned Ba against riding so fast

2. 

- Ba's sister told him to tidy the room

- His sister asked Ba to tidy the room

3. Lan advised Ba to study harder

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S told/asked/advised O (not) to Vnt

S warned O against Ving