$\text{1.}$ Have you ever been to London?

$\text{→}$ ever chia HTHT

$\text{2.}$ Peter doesn't usually get up before 7.

$\text{→}$ usually chia HTD

$\text{3.}$ Our friends must often write tests.

$\text{4.}$ They sometimes go swimming in the lake.

$\text{→}$ sometimes chia HTD

$\text{5.}$ The weather is always bad in November.

$\text{→}$ always chia HTD

$\text{6.}$ Peggy and Frank are usually late.

$\text{→}$ usually chia HTD

$\text{7.}$ I have never met him before.

$\text{→}$ never, before chia HTHT

$\text{8.}$ John seldom watches TV.

$\text{→}$ seldom chia HTD

$\text{9.}$ I was often in contact with my sister.

$\text{→}$ often chia HTD/ QKD

$\text{10.}$ She will always love him.