I can streamline you can streamline he can streamline we can streamline you can streamline they can streamline
V-ing form
I can be streamlining you can be streamlining he can be streamlining we can be streamlining you can be streamlining they can be streamlining
Perfect
I can have streamlined you can have streamlined he can have streamlined we can have streamlined you can have streamlined they can have streamlined
V-ing perfect
I can have been streamlining you can have been streamlining he can have been streamlining we can have been streamlining you can have been streamlining they can have been streamlining
Negation
Simple form
I can't streamline you can't streamline he can't streamline we can't streamline you can't streamline they can't streamline
V-ing form
I can't be streamlining you can't be streamlining he can't be streamlining we can't be streamlining you can't be streamlining they can't be streamlining
Perfect
I can't have streamlined you can't have streamlined he can't have streamlined we can't have streamlined you can't have streamlined they can't have streamlined
V-ing perfect
I can't have been streamlining you can't have been streamlining he can't have been streamlining we can't have been streamlining you can't have been streamlining they can't have been streamlining
Interrogative form
Simple form
can I streamline? can you streamline? can he streamline? can we streamline? can you streamline? can they streamline?
V-ing form
can I be streamlining? can you be streamlining? can he be streamlining? can we be streamlining? can you be streamlining? can they be streamlining?
Perfect
can I have streamlined? can you have streamlined? can he have streamlined? can we have streamlined? can you have streamlined? can they have streamlined?
V-ing perfect
can I have been streamlining? can you have been streamlining? can he have been streamlining? can we have been streamlining? can you have been streamlining? can they have been streamlining?
Interro-negative form
Simple form
can't I streamline? can't you streamline? can't he streamline? can't we streamline? can't you streamline? can't they streamline?
V-ing form
can't I be streamlining? can't you be streamlining? can't he be streamlining? can't we be streamlining? can't you be streamlining? can't they be streamlining?
Perfect
can't I have streamlined? can't you have streamlined? can't he have streamlined? can't we have streamlined? can't you have streamlined? can't they have streamlined?
V-ing perfect
can't I have been streamlining? can't you have been streamlining? can't he have been streamlining? can't we have been streamlining? can't you have been streamlining? can't they have been streamlining?