Barron's Week 16

4. Vaccines act as a __________ for many diseases.
5. Xochimilco lake is the ____________ of axolotls.
7. The man was an _________ member of society: he donated time and money to many organizations.
8. The man lived a ___________ life spending most of his time watching TV.
10. J.K. Rowling is a very ____________ writer with more than 30 books published with her name.
14. Conquerors killed ___________ people to take their land.
17. The ___________ couple couldn't stop hugging and kissing.
18. We were shocked that the boy had the __________ to challenge our teacher’s authority in class
19. Because of his ____________ cleaning, he missed a lot of spots and his boss complained.
20. A ___________ of bridge players gets together every Saturday at the club.

1. He decided to be ___________ and get a second-hand sweater instead of a brand new one.
2. We had to ____________ the cake we baked with fondant and fruit.
3. ___________ often leads to people taking things that don't belong to them.
6. Len, the gregarious twin, was the ___________ of Lon, the reticent one.
9. Mozart had a great musical ______________.
11. The millionaire's _________ for his safebox was underneath his bed.
12. The beautiful woman passed her great genes to her ________.
13. They found an ___________ inside of the VIP lounge and they asked him to leave.
15. My mom is a very _____________ person, she is always talking on the phone and going to luncheons.
16. During the Holidays, companies ____________ us with every type of gift ideas.