I don't function you don't function she doesn't function we don't function you don't function they don't function
Present continuous
I'm not functioning you aren't functioning she isn't functioning we aren't functioning you aren't functioning they aren't functioning
Preterite
I didn't function you didn't function she didn't function we didn't function you didn't function they didn't function
Preterite continuous
I wasn't functioning you weren't functioning she wasn't functioning we weren't functioning you weren't functioning they weren't functioning
Present perfect
I haven't functioned you haven't functioned she hasn't functioned we haven't functioned you haven't functioned they haven't functioned
Present perfect continuous
I haven't been functioning you haven't been functioning she hasn't been functioning we haven't been functioning you haven't been functioning they haven't been functioning
Pluperfect
I hadn't functioned you hadn't functioned she hadn't functioned we hadn't functioned you hadn't functioned they hadn't functioned
Pluperfect continuous
I hadn't been functioning you hadn't been functioning she hadn't been functioning we hadn't been functioning you hadn't been functioning they hadn't been functioning
Future
I won't function you won't function she won't function we won't function you won't function they won't function
Future continuous
I won't be functioning you won't be functioning she won't be functioning we won't be functioning you won't be functioning they won't be functioning
Future perfect
I won't have functioned you won't have functioned she won't have functioned we won't have functioned you won't have functioned they won't have functioned
Future perfect continuous
I won't have been functioning you won't have been functioning she won't have been functioning we won't have been functioning you won't have been functioning they won't have been functioning
Conditional
Present
I wouldn't function you wouldn't function she wouldn't function we wouldn't function you wouldn't function they wouldn't function
Present continuous
I wouldn't be functioning you wouldn't be functioning she wouldn't be functioning we wouldn't be functioning you wouldn't be functioning they wouldn't be functioning
Past
I wouldn't have functioned you wouldn't have functioned she wouldn't have functioned we wouldn't have functioned you wouldn't have functioned they wouldn't have functioned
Past continuous
I wouldn't have been functioning you wouldn't have been functioning she wouldn't have been functioning we wouldn't have been functioning you wouldn't have been functioning they wouldn't have been functioning
Imperative
Imperative
do not function Let's not function do not function