Tham Khảo !

`text(1. Have you ever been to London ?)`

`text(2. Peter doesn't usually get up before seven)`

`text(3. Our friends often must write tests)`

`text(4. They sometime go swimming in the lake)`

`text(5. The weather always is bad in November)`

`text(6. Peggy and Frank are usually late)`

`text(7. I have never met him before)`

`text(8. John seldom watches TV)`

`text(9. I was often in contact with my sister)`

`text(10. She will always love him)`

1.Have you been to London?(ever)

->Have you ever been to london?

2. Peter doesn't get up before seven(usually)

->Peter usually doesn't ......

3.Our friends must write tests (often)

->Our friends must often  writes tests

4.They go swimming in the lake (sometimes)

->They sometimes go swimming in the lake

5. The weather is bad in November(always)

->The weather is always bad in November

6.Peggy and Frank are late(usually)

->Peggy and Frank are usually late

7. I have met him before(never)

->I  have never...

8. John watches TV(seldom)

->John seldom watches TV

9. I was in contact with my sister(often)

->I was often in ....

10.She will love him(always )

->She will always love him.

Trạng từ tần suất đứng trước động từ thường, và đứng sau động từ 'to be' và 'modal verb' (động từ khiếm khuyết).

xin ahy nhất ạ!