1.【答案】personal

【解析】 When it comes to personal  finance 提到个人理财。personal finance个人理财。修饰名词用形容词。故答案为personal

2.【答案】ways

【解析】 looking for ways to save more money 寻找各种方式来省更多的钱。look for寻找，介词for后面接名词。故答案为ways

3.【答案】filled

【解析】 Our household budgets are filled  with both big and small expenses 我们的家庭预算中包含着大大小小的开支。词组be filled with充满了。这也是个被动be+过去分词。故答案为filled

4.【答案】small

【解析】 both big and small expenses 大大小小的开支。both… and… 前后的词性应该相同，这里是两个形容词big和small，用来修饰名词expenses。故答案为small

5.【答案】save

【解析】 expenses that we imagine can be cut out to save us loads of cash 我们认为这些开支可以被削减，以节省我们大量的现金。to后面通常跟动词（少数词组跟名词）。故答案为save

6.【答案】surely

【解析】 One of the things you have surely considered 你肯定考虑过的事情之一。修饰动词considered用副词。故答案为surely

7.【答案】considered

【解析】 One of the things you have surely considered你肯定考虑过的事情之一。完成时have+过去分词。故答案为considered

8.【答案】vehicle

【解析】 your own vehicle 你自己的车。your后面接名词。故答案为vehicle

9.【答案】assume

【解析】 It would be easy to assume that public transportation is cheaper 人们很容易认为公共交通更便宜。is easy to do很容易做某事，用动词原形。故答案为assume

10.【答案】far

【解析】 a bus token is far less expensive than gas 公共汽车的投币要比汽油便宜得多。修饰比较级一般用much, far, little。故答案为far

11.【答案】step

【解析】 Take a step back 退后一步。这是个词组，而且a后面接名词。故答案为step

12.【答案】remember

【解析】 try to remember the lesson 试着记起那节课。try to do试着做某事，用动词原形。故答案为remember

13.【答案】recall

【解析】 you might recall 你可能回想起。might后面接动词原形。故答案为recall

14.【答案】give

【解析】 the things you give up 你所放弃的东西。词组give up放弃。故答案为give

15.【答案】choose

【解析】 when you choose one option over another option 当你选择一个选项而不是另一个选项时。缺动词，句子须有动词。故答案为choose

16.【答案】dollars

【解析】they are not measured in dollars and cents 它们不是用美元和美分来衡量的。and一般连接前后相同词性，这里连接两个名词dollars和cents。故答案为dollars

17.【答案】considered

【解析】 still have to be considered仍然需要考虑。这里是被动be+过去分词。故答案为considered

18.【答案】financial

【解析】 make a financial decision. 做财务决定。修饰名词decision用形容词。故答案为financial

19.【答案】decision

【解析】 make a financial decision. 做财务决定。词组make a decision做决定。a后面接名词或名词短语。故答案为decision