The number of the cranes is getting _______

试题详情及答案解析

The number of the cranes is getting ________. If we don’t help them ,
they will disappear ______a few years

A．fewer and fewer , in	B．larger and larger , after
C．more and more , after	D．smaller and smaller , in

答案：D

试题分析：句意：鹤的数量在逐渐地变小，如果我们不帮助它们，它们将会在一些年后消失。in+时间表示将来时，一段时间后。此题考查数量变大变小，而fewer and fewer是越来越少的，根据句意，故选D。
考点：考查比较级和介词。