con (a)  

dr (a)  

instru (a)   s

(a)   lin

audi (a)  

re (a)   der

ch (a)  

sta (a)  

(a)  

(a)  

(a)  

(a)  

(a)  

(a)  

(a)  

(a)  

We (a)   (have) a concert last night.

My mom (a)   (play) the piano last week.

The audience (a)   (clap) a lot at that concert.

The party (a)   (be) great last night.

Everyone (a)   (clean) the floor 3 hours ago.

It (a)   (be) my birthday yesterday.

He (a)   (go) to the movie theater last night.

They (a)   (come) here 2 years ago.

Last week, they (a)   (cheer) the party.

He (a)   (visit) his family 3 days ago.

I (a)   (see) that gong in my travel to Tay Nguyen.