1. My father has visited Kuala Lumpur three times.

three times: dấu hiệu của thì HTHT.

2. Look! The plane is flying towards the airport. It is going to land.

Look!: dấu hiệu của thì HTTT.

3. We haven't eaten this kind of meat before.

before: ở cuối câu dấu hiệu của thì HTHT.

4. My uncle bought a new house last week.

last week: dấu hiệu của thì QKĐ.

5. The secretary has written 5 letters so far.

so far: dấu hiệu của thì HTHT.

6. My brother goes to the Sports Club to watch horse races every Saturday.

7. I was late, so I didn't walk there as usual. I took a taxi.

was late: dấu hiệu của thì QKĐ.

8. My sister doesn't play any sports. She likes collecting stamps.

$\textit{@Kel}$

`1.` My father has visited Kuala Lumpur three times.

`-` DHNB: three times

`2.` Look! The planeis flyingtowards the airport. It is going to land.

`-` DHNB: Look

`3.` Wehaven't eatenthis kind of meat before.

`-` DHNB: before

`4.` My uncle bought a new house last week.

`-`DHNB: last week

`5.` The secretary has written 5 letters so far.

`-`DHNB: so far

`6.` My brother goes to the Sports Club to watch horse races every Saturday.

`-` DHNB: goes

`7.` I was late, so I didn't walk there as usual. I took a taxi.

`-`DHNB: was

`8.` My sister doesn't play any sports. She likes collecting stamps.

DHNB: không có`->` thì hiện tại đơn