He ..............(go) to Ba Na Hills last summer.
went
My family (not buy)..............a new house yet.
hasn't bought
Mai and Nam (play)..............chess now.
are playing
They (have)...........dinner at this time yesterday.
were having
He (walk).................to school when he (see)............an accident yesterday.
was walking / saw
She (not visit)..............her grandparents last weekend.
didn't visit
We often (go)...........to the cinema.
go
Yesterday, when I (phone)...........my friends, they(play)..........football.
phoned / were playing
you (go).............shopping last week?
Did you go ....?
