24. He'll be sacked because he is often late for work. (Because of)

${24.}$ He'll be sacked because he is often late for work.

→ He'll be sacked because of being often late for work.

⇒ Because + S + V, S + V: Bởi vì ...

= Because of + N/V_ing, S + V

* "because/because of" có thể đứng đầu câu hoặc giữa câu.