A: I'm going to miss you. B: Don't worry. I promise I __________ every day. WRITE
will / 'll write (WILL + INFINITVE - promise)
A: What are Alan's plans for the future? B: He ________ a degree in engineering. DO
is / 's going to do (BE GOING TO + INFINITIVE - future plan)
A: Can I see you tonight? B: No, I _________ late. How about Saturday? WORK
am / 'm working (PRESENT CONTINUOUS: BE + VERB + -ING - future arrangements)