下面说法正确的是()。
A. 枕套的基本品质要求是涤棉，浅黄色为主，布面光洁，无明显疵点
B. 枕套的基本品质要求是化纤，浅色为主，布面光洁，无明显疵点
C. 枕套的基本品质要求是全棉，白色为主，布面光洁，无明显疵点
D. 枕套的基本品质要求是混纺，与床单配套，布面光洁，无明显疵点
The experiment of toffee aims to______.
A. reveal that taste is linked to sound
B. explore toffee" taste in background music
C. show how sound alters the way food tastes
D. find out if sound has different tastes
By saying "the bottom fell out"(Para. 1), the author means that______.
A. the economy went into the rains
B. the economy started to rebound
C. monthly unemployment was at a low level
D. monthly unemployment went out of the bottom
According to the text, which of the following is true？
A. Low-pitched sounds evoke smallness.
B. Sweet and sour smells evoke low pitch.
C. Sweet and sour tastes evoke low pitch.
D. Toffee tastes sweeter in high-pitched music.
微信支付 
支付宝支付