I have a stomachache. I think I ................ (eat) too much last night.
ate or eated
I am afraid of dogs because one .......................... (bite) me a few years ago.
bit or bitten
The concert .................. (begin) at 9pm.
began or beganed
They were late for the meeting because they .................. (forget) about it.
fogetted or forgot
It ...................... (take) me some time until I finally ....................... (understand) that maths problem.
took or tooked
