I don't yawn you don't yawn he doesn't yawn we don't yawn you don't yawn they don't yawn
Present continuous
I'm not yawning you aren't yawning he isn't yawning we aren't yawning you aren't yawning they aren't yawning
Preterite
I didn't yawn you didn't yawn he didn't yawn we didn't yawn you didn't yawn they didn't yawn
Preterite continuous
I wasn't yawning you weren't yawning he wasn't yawning we weren't yawning you weren't yawning they weren't yawning
Present perfect
I haven't yawned you haven't yawned he hasn't yawned we haven't yawned you haven't yawned they haven't yawned
Present perfect continuous
I haven't been yawning you haven't been yawning he hasn't been yawning we haven't been yawning you haven't been yawning they haven't been yawning
Pluperfect
I hadn't yawned you hadn't yawned he hadn't yawned we hadn't yawned you hadn't yawned they hadn't yawned
Pluperfect continuous
I hadn't been yawning you hadn't been yawning he hadn't been yawning we hadn't been yawning you hadn't been yawning they hadn't been yawning
Future
I won't yawn you won't yawn he won't yawn we won't yawn you won't yawn they won't yawn
Future continuous
I won't be yawning you won't be yawning he won't be yawning we won't be yawning you won't be yawning they won't be yawning
Future perfect
I won't have yawned you won't have yawned he won't have yawned we won't have yawned you won't have yawned they won't have yawned
Future perfect continuous
I won't have been yawning you won't have been yawning he won't have been yawning we won't have been yawning you won't have been yawning they won't have been yawning
Conditional
Present
I wouldn't yawn you wouldn't yawn he wouldn't yawn we wouldn't yawn you wouldn't yawn they wouldn't yawn
Present continuous
I wouldn't be yawning you wouldn't be yawning he wouldn't be yawning we wouldn't be yawning you wouldn't be yawning they wouldn't be yawning
Past
I wouldn't have yawned you wouldn't have yawned he wouldn't have yawned we wouldn't have yawned you wouldn't have yawned they wouldn't have yawned
Past continuous
I wouldn't have been yawning you wouldn't have been yawning he wouldn't have been yawning we wouldn't have been yawning you wouldn't have been yawning they wouldn't have been yawning