BO6_U.12

I didn't know/known/knew the answer.

I buy/bought/buys a new guitar for music competition yesterday.

who write/writes/wrote this book yesterday?

What did you (eat/eats/ate) yesterday?

Did you (take/took/takes) some photos?

We (have/has/had) a fun farewell party last month.

My dad ... (ride) a horse yesterday.

Mom ... (bring) me lunch at school yesterday.

My dad ... (buy) me a new bike yesterday.

My friend ... (give) us some cake yesterday.