1．“Goodbye，then，”she said，without even ______ from her book.
A．looking down B．looking up
C．looking away D．looking on
答案 B [本题考查与 look 搭配的词组辨析。look up 在本题的意思是“抬头”，符合题意。]
2．Human facial expressions differ from ______ of animals in the degree to which they can be controlled on purpose.
A．in B．what C．those D．that
答案 C [ “人的表情”和“动物的表情”进行对比，expressions是复数形式，所以用those指代；that用来指代单数名词或不可数名词。]
