问题
选择题
Things are ________ on Mars ________ on Earth because of the different gravity.
A．much lighter; than that
B．much lighter; than those
C．not so light; as that
D．not so light; as those
答案
答案：B
在形容词或副词的比较级前面可以用much，little，even等词来修饰，以加强语气。Those体代词代替前文提到的人或物。