You and I ____ often tired. (present tense)
are
We ___ tired last night.
were
Dave and Emma ____ at work last night.
were
Mary ____ five years old last year.
was
You ____ a good student last year.
were
I ___ at the park last Saturday.
was
Mike __ a construction worker now.
is
He ___ a contruction worker last summer.
was
She ___ a cashier now.
is
She ___ a cashier last year.
was
You and I ___ classmates last semester.
were
We ___ classmates now.
are
It ___ hot today. (present tense)
is
It ___ cold last winter.
was
This dog __ always friendly. (present tense)
is
This dog ___ friendly last spring.
was
