Definition: to do something, especially in order to solve a problem Level: B2
我们必须现在就采取行动以阻止这种疾病的传播。
We have to ___act now to stop the spread of this disease.
她不假思索地采取了行动。
She ___acted without thinking.
如果我们作为一个团队一起行动，事情会更容易。
If we ___act together as a group, things will be easier.
