今天我们带大家来看一下

这一道高频RA新题：

blue

While blue isone of the most popular colors, it is one of the least appetizing. Blue food israre in nature. Food researchers say that when humans searched for food, theylearned to avoid toxic or spoiled objects, which were often blue, black, orpurple. When food dyed blue is served to study subjects, they lose appetite.

请同学们首先注意容易读错的生词和音标：

Appetizing ['æpə'taɪzɪŋ] 

Rare [rɛr]

Spoiled [spɔɪld] 

Dyed [daɪd]

正确的RA断句及重音：

While blue is one of the most popular colors, ／ it is one of the least appetizing. ／Blue food is rare in nature. ／Food researchers say that ／when humans searched for food, they learned to avoid toxic or spoiledobjects, ／which were often blue,black, or purple. ／When food dyed blue is served to study subjects, ／they loseappetite.

来听一下Stephii的语音解析：