1. you look hungry; i (make) you a sandwich. 2. john and i probably (not / come) to the party because it looks like it (rain). 3. i can’t have lunch at 2: 00 because i (have) an operation at that time.

1. You look hungry; I shall make you a sandwich.

2. John and I probably shall not come to the party because it looks like it is going to rain.

3. I can’t have lunch at 2:00 because I shall be having an operation at that time.