write what george had done by the end of summer/ use the word combinations below.
1) to write 3 poem
2) to catch 128 fish
3) to teach his younger brother to play on the computer

1) George had written 3 poem by the end of summer.
2) George had caught 128 fish by the end of the summer.
3) George had taught his younger brother to play on the computer by the end of the summer.
Я не уверена, что правильно поняла задание, но скорее всего должно быть примерно так.