托福阅读单词题技巧

In 1820 under a new land law, a farm could be bought for 100. The continued proliferation of banks made it easier for those without cash to negotiate loans in paper money. Western farmers borrowed with the confident expectation that the exploding economy would keep farm prices high, thus making it easy to repay loans when they fell due.
The word “proliferation” in the passage is closest in meaning to
○Growth
○Cooperation
○Importance
○Success

The coastal hypothesis suggests an economy based on marine mammal hunting, saltwater fishing gathering, and the use of watercraft. Because of the barrier of ice to the east, the Pacific Ocean to the west, and populated areas to the north, there may have been a greater impetus for people to move in a southerly direction.

The word impetus in the passage is closest in meaning to
○chance
○protection
○possibility
○incentive


注意：原文单词可能和正确选项意思完全不一样，但是上下文意思相近

词根词缀
词性（褒贬）
上下文逻辑
词组搭配

排除词义相近的选项
一词多义（改变词性）：从词汇最基本的含义引申