Ответ:

why is she crying?(Pr.Cont)

betty always washes the dishes after breakfast.(Pr.Simple)

mr.brown has taught English in that school for 3 years.(Past.Perf.Cont)

Tom gave me some books to read a week ago.(Past.Simp)

Jenny is cooking breakfast for us at the moment.(Pr.cont)

the meeting has begun already.(Past perfect)

sandy sent us a telegram.(past simple)

Edward returned to London a few days ago.(past simple)

John gave me some money yesterday.(past simple)

there are a lot of cakes on the plate.(present continuous)

John takes care of the garden in summer.(pr.simple)

they made some sandwiches last afternoon.(past simple)

when did you buy that hat?(past simple)

Charles has already had his lunch.(past perfect)