perform前後綴

perform的字首為pre，字尾為form

例句

1、

The tasks had to be performed in a particular sequence.

這些任務必須按一定次序去執行。

2、

The manager decided to choose a responsible person to perform the task.

經理決定挑選一名有責任心的人來執行這項任務。

3、

This operation has never been performed in this country.

這個國家從未做過這種手術。