—How many _______are there ?—There are twenty.A. birds B Wap版

试题详情及答案解析: —How many _______are there ?
—There are twenty.
A. birds B. a bird C. chair; 答案：A; 试题分析：句意：-有多少只鸟？-有二十只。How many多少，对可数名词的量提问，后面常跟复数名词，所以选A。
考点：考查名词的复数。