[ Tenses ]
Formulate a question in past simple: What (to do) yesterday?
A. What did you do yesterday?
B. What you did yesterday?
C. What do you do yesterday?
D. What did you done yesterday?

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Gerund and Infinitive › ViewIt was such an amazing day. I’ll never forget_____ married. Your mom looked beautiful.
A. to get
B. getting
Grammar and Vocabulary › View
. _________knowledge from books is important, but experience is equally valuable.
A. Gaining
B. Learning
C. Studying