Question

When we sleep is      cultural as biological-and practices differ greatly round the globe.

A．that much

B．so much

C．too much

D．a(chǎn)s much

Answer 1

D

考查同級(jí)比較：as +adj+as結(jié)構(gòu)，as much as和…一樣多，句意：我們什么時(shí)候睡覺(jué)在文化上和生理上一樣多，做法全世界都不同。選D。