contoh dialog tentang simple past tense vs present perfect tense.

Simple past tense
A : Hi A!
B : Hi! What are you doing?
A : I'm reading a book
B : Ok

Present perfect tense
A : Hi, i'm so sad
B : Why?
A : Because my mom went to Bali without me
B : Ohh, don't be sad!

Pas tense
A: Hi B
B: Hi, where did you go last summer?
A: I went to Japan

Present perfect tense
A: hi B
B: Hi A, have you eaten today?
A: No, I haven't eaten all day