$\text{1. }$Peter doesn't usually get up before seven.

$\text{2. }$Our friends must often write tests. 

$\text{3. }$They sometimes go swimming in the lake. 

$\text{4. }$The weather is always bad in November. 

$\text{5. }$ Peggy and Frank are usually late. 

- Cách điền: 

+ Đối với các trạng từ ngắn, chỉ tần suất như "always, sometimes,..." thì chúng luôn đứng trước các động từ thường (get, go,..) hay động từ tobe ( am/is/are) trong câu. 

$\text{# Themoonstarhk}$

1. Peter doesn't get up before seven. 
⇒ Peter doesn't usually get up before seven.

2. Our friends must write tests.
⇒ Our friends often must write tests.

3. They go swimming in the lake. 
⇒ They sometimes go swimming in the lake.

4. The weather is bad in November. 
⇒ The weather is always bad in November.

5. Peggy and Frank are late. 
⇒ Peggy and Frank are usually late.