`1,` I played soccer yesterday.

`@` yesterday `->` DHNB thì QKĐ

`2,` My sister washed the dishes.

`@` Hành động đã xảy ra và kết thúc trong quá khứ

`->` Sử dụng thì QKĐ

`3,` Last night, I played the piano for one hour.

`@` Last night `->` DHNB thì QKĐ

4. They did not go to school yesterday.

`@` yesterday `->` DHNB thì QKĐ

5. Lily bought that house last month.

`@` last month `->` DHNB thì QKĐ

6. The teacher told me to come back in an hour.

`@` told sb to do sth: bảo ai đó làm gì đó

`7,` What time did you go home yesterday?

`@` yesterday `->` DHNB thì QKĐ

`8,` We talked about our holiday in London.

`@` talk about sth: nói về cái gì 

`9,` My team is very tired after the event.

`@` tobe tired after: mệt mỏi sau cái gì 

`10,` Leika did her exercises on the bus.

`@` the + N(xác định)

---------

`@` QKĐ:

`***` Với động từ tobe:

(+) S + was/were + Adj/N/...

(-) S+ was/were +not + Adj/N/..

(?) (WH-words) Was/Were + S+ Adj/N/...?

`***` Với động từ thường:

(+) S+ V2/V-ed+O

(-) S+ didn't/ did not + V -inf +O

(?) (WH-words) Did + S+ V-inf+O?

Answer:

Bài `8`:

`1.` I played soccer yesterday.

`2.` My sister washed the dishes.

`3.` Last night, I played the piano for one hour.

`4.` They didn't go to school yesterday.

`5.` Lily bought that house last month.

`6.` The teacher told me to come back in an hour.

`7.` What time did you go home yesterday?

`8.` We talked about our holiday in London.

`9.` My team was very tired after the event.

`10.` Leika did her exercises on the bus.

Bài `9`:

`1.` haven't played `-` was

`2.` Have `-` chosen

`3.` bought

`----------`

`-` Quá khứ đơn:

`(+)` `@` S `+` V_ed/V2 `+` O

`@` S `+` was/were `+` ...

`(-)` `@` S `+` didn't `+` V_inf `+` O

`@` S `+` was/were not `+` ...

`(?)` `@` Did `+` S `+` V_inf `+` O?

`@` Was/Were `+` S `+` ...?

`@` Wh-word `+` trợ động từ `+` S `+` V_inf `+` O?

`-` DHNB: last, in `+` thời điểm trong quá khứ, yesterday,...

`-` Hiện tại hoàn thành:

`(+)` S `+` have/has `+` Vpp `+` O

`(-)` S `+` have/has not `+` Vpp `+` O

`(?)` Have/Has `+` S `+` Vpp `+` O?

`-` DHNB: yet, already, just, since, for,...

$\color{#00CCFF}{\text{#}}\color{#11CCFF}{\text{H}}\color{#22CCFF}{\text{o}}\color{#33CCFF}{\text{a}}\color{#44CCFF}{\text{n}}\color{#55CCFF}{\text{g}}\color{#66CCFF}{\text{P}}\color{#77CCFF}{\text{h}}\color{#88CCFF}{\text{o}}\color{#99CCFF}{\text{n}}\color{#88DCFF}{\text{g}}$