Jawaban:

The tense used in the sentence is the present perfect continuous tense.

The present perfect continuous tense is used to talk about an action that started in the past and has continued up until now. The structure of the present perfect continuous tense is: has/have + been + present participle (-ing form) of the main verb.

In this sentence, the words "have been responsible" and "are killed" indicate an action that started in the past and has continued up until now. Thus, the present perfect continuous tense is used to describe the frequency and duration of the deaths caused by these storms.

Arti dalam bahasa indonesia :

Tenses yang digunakan dalam kalimat tersebut adalah present perfect continuous tense.

Present perfect continuous tense digunakan untuk berbicara tentang aksi yang dimulai di masa lalu dan masih berlangsung sampai sekarang. Struktur dari present perfect continuous tense adalah: has/have + been + present participle (-ing form) dari kata kerja utama.

Dalam kalimat ini, kata "have been responsible" dan "are killed" menunjukkan aksi yang dimulai di masa lalu dan masih berlangsung sampai sekarang. Oleh karena itu, present perfect continuous tense digunakan untuk menjelaskan frekuensi dan durasi dari kematian yang disebabkan oleh badai-badai tersebut.