The phrase “persist in” means _______.

spark架构中算子的分类包含以下哪些算子（） A: cache算子是persist算子的一个子集 B: persist算子是cache算子的一个子集 C: persist算子包含cache算子 D: cache算子包含persist算子

persist in sth./doing sth.

Mr. Monroe issued a (an) ________ warning to those who persist in violence.

If you persist _____ misbehaving, you will be punished.() A: on B: at C: in D: for

I’ll persist even when I suffer _______(困难，困境).

Why do you persist ____ carrying the umbrella? A: in B: on C: to D: at

[Focus on the collocation]（） A: 1ean B: rely C: persist D: hinge

insist, persist, resist The bag of sweets on the table was too strong a temptation for the child to ______.

skills come only with practice, patience and _______. A: persist B: persistence C: personal