Difference between From and Since From vs Since

For and since are often used with the present perfect tense, and they both answer the question how long?, however, they are not interchangeable

แบบฝึกหัดการใช้ since และ for พร้อมเฉลย 1 I have been studying English ______ five years 2 He has been working at the hospital ______ three months 3 They have

since การใช้ since และ for · 1 since กับ for จะใช้ใน Present Perfect Tense

since since 10 o'clockSundayJaunary2002ChristmasI woke up1st January For 1 แปลว่าสำหรับ เช่น for me 2 ใช้กับ present perfect บอกช่วงเวลา เช่น She has worked