农民们学会了利用太阳能来灌溉农田。

The farmers learned to ___exploit solar energy to irrigate their fields.

一些公司通过延长工作时间来剥削员工。

Some companies ___exploit their employees by making them work longer hours.

这位探险家的壮举被记录在历史书中。

The explorer's daring ___exploits are recorded in history books.