Identify which of the following numbered choices is a dependent clause sentence fragment. Select all that apply.

$(1)$ I have always loved learning languages. $(2)$ My Spanish instructor used songs, poems, and literature. $(3)$ Because they were tools that were interesting and fun.

$(4)$ We students worked together in groups writing dialogues, $(5)$ Which were funny, according to our instructor.

$1$: I have always loved learning languages.

$2$: My Spanish instructor used songs, poems, and literature.

$3$: Because they were tools that were interesting and fun.

$4$: We students worked together in groups writing dialogues.

$5$: Which were funny, according to our instructor.