I'll be gasifying you'll be gasifying she'll be gasifying we'll be gasifying you'll be gasifying they'll be gasifying
Perfect
I'll have gasified you'll have gasified she'll have gasified we'll have gasified you'll have gasified they'll have gasified
V-ing perfect
I'll have been gasifying you'll have been gasifying she'll have been gasifying we'll have been gasifying you'll have been gasifying they'll have been gasifying
Negation
Simple form
I shan't gasify you shan't gasify she shan't gasify we shan't gasify you shan't gasify they shan't gasify
V-ing form
I shan't be gasifying you shan't be gasifying she shan't be gasifying we shan't be gasifying you shan't be gasifying they shan't be gasifying
Perfect
I shan't have gasified you shan't have gasified she shan't have gasified we shan't have gasified you shan't have gasified they shan't have gasified
V-ing perfect
I shan't have been gasifying you shan't have been gasifying she shan't have been gasifying we shan't have been gasifying you shan't have been gasifying they shan't have been gasifying
Interrogative form
Simple form
shall I gasify? shall you gasify? shall she gasify? shall we gasify? shall you gasify? shall they gasify?
V-ing form
shall I be gasifying? shall you be gasifying? shall she be gasifying? shall we be gasifying? shall you be gasifying? shall they be gasifying?
Perfect
shall I have gasified? shall you have gasified? shall she have gasified? shall we have gasified? shall you have gasified? shall they have gasified?
V-ing perfect
shall I have been gasifying? shall you have been gasifying? shall she have been gasifying? shall we have been gasifying? shall you have been gasifying? shall they have been gasifying?
Interro-negative form
Simple form
shan't I gasify? shan't you gasify? shan't she gasify? shan't we gasify? shan't you gasify? shan't they gasify?
V-ing form
shan't I be gasifying? shan't you be gasifying? shan't she be gasifying? shan't we be gasifying? shan't you be gasifying? shan't they be gasifying?
Perfect
shan't I have gasified? shan't you have gasified? shan't she have gasified? shan't we have gasified? shan't you have gasified? shan't they have gasified?
V-ing perfect
shan't I have been gasifying? shan't you have been gasifying? shan't she have been gasifying? shan't we have been gasifying? shan't you have been gasifying? shan't they have been gasifying?