问题
选择题
_____ Browns are going shopping this Saturday. They are going to buy _____useful umbrella.
A．/; a
B．The; a
C．/; the
D．The; an
答案
答案：B
题目分析：句意：这个星期六，布朗全家将去购物。他们打算买一把有用的雨伞。分析：固定形式：the +姓的复数表示一家人；下文指买一把雨伞，泛指用不定冠词a/an, 因为useful是以辅音音标开头的，因此用不定冠词a.故选 B