Example: he / cook / tomorrow (+)
Full form: I think he will cook tomorrow.
Short form: I think he'll cook tomorrow.
he/cook (-)
Full form: I do not think he will cook tomorrow.
Short form: I don't think he'll cook tomorrow.
1. we / swim / tomorrow (+)
Full form:
Short form:
2. you / make cakes / tomorrow (-)
Full form:
Short form:
1) +
Full form: I think we will swim tomorrow
Short form: I think we'll swim tomorrow
2)-
Full form: I do not think you will make cakes tomorrow
Short form: i don't think you'll make cakes