`1.` She is making her son's breakfast at 7.40 am.

`2.` The mailman is delivering the letter at 7.50 am.

`3.` Mrs. Thompson's son is washing his face at 7.55 am.

`4.` The Thompsons' family are eating breakfast together at 8 am.

`5.` Mrs. Thompson is driving to work in her blue car at 8.20 am.

`6.` My classmate is skipping rope in the playground.

`7.` My sister is studying in an international school. 

`-` Cấu trúc thì HTTD :

(+) S + am/is/are + V_ing + ...

(-) S + am/is/are + not + V_ing + ...

(?) Am/Is/Are + S + V_ing .. ?

`-` We/You/They đi với tobe "are"

`-` He/She/It đi với tobe "is"

`-` I đi với tobe "am"

Đáp án + Giải thích các bước giải:

`4.` She is making her son's breakfast at 7.40 am

`5.` The mailman is delivering the letters at 7.50 am

`6.` Mrs. Thompson's son is washing his face at 7.55 am (Đề thiếu "at")

`7.` Thompsons family are eating the breakfast together at 8 am

`8.` Mrs. Thompson is driving to work in her blue car at 8.20 am

`9.` My classmate is skipping rope in the playground

`10.` My sister is studying in an international school

`->` Thì Hiện tại tiếp diễn: `(+)` S + is/am/are + Ving

`+` She/ he/ it và Danh từ số ít `->` is

`+` I `->` am

`+` You/ we/ they và Danh từ số nhiều `->` are