English verb conjugation
SHALL REEF

Regular verb: reef - reefed - reefed

Affirmation

Simple form	V-ing form
I'll reef you'll reef he'll reef we'll reef you'll reef they'll reef	I'll be reefing you'll be reefing he'll be reefing we'll be reefing you'll be reefing they'll be reefing
Perfect	V-ing perfect
I'll have reefed you'll have reefed he'll have reefed we'll have reefed you'll have reefed they'll have reefed	I'll have been reefing you'll have been reefing he'll have been reefing we'll have been reefing you'll have been reefing they'll have been reefing

Negation

Simple form	V-ing form
I shan't reef you shan't reef he shan't reef we shan't reef you shan't reef they shan't reef	I shan't be reefing you shan't be reefing he shan't be reefing we shan't be reefing you shan't be reefing they shan't be reefing
Perfect	V-ing perfect
I shan't have reefed you shan't have reefed he shan't have reefed we shan't have reefed you shan't have reefed they shan't have reefed	I shan't have been reefing you shan't have been reefing he shan't have been reefing we shan't have been reefing you shan't have been reefing they shan't have been reefing

Interrogative form

Simple form	V-ing form
shall I reef? shall you reef? shall he reef? shall we reef? shall you reef? shall they reef?	shall I be reefing? shall you be reefing? shall he be reefing? shall we be reefing? shall you be reefing? shall they be reefing?
Perfect	V-ing perfect
shall I have reefed? shall you have reefed? shall he have reefed? shall we have reefed? shall you have reefed? shall they have reefed?	shall I have been reefing? shall you have been reefing? shall he have been reefing? shall we have been reefing? shall you have been reefing? shall they have been reefing?

Interro-negative form

Simple form	V-ing form
shan't I reef? shan't you reef? shan't he reef? shan't we reef? shan't you reef? shan't they reef?	shan't I be reefing? shan't you be reefing? shan't he be reefing? shan't we be reefing? shan't you be reefing? shan't they be reefing?
Perfect	V-ing perfect
shan't I have reefed? shan't you have reefed? shan't he have reefed? shan't we have reefed? shan't you have reefed? shan't they have reefed?	shan't I have been reefing? shan't you have been reefing? shan't he have been reefing? shan't we have been reefing? shan't you have been reefing? shan't they have been reefing?