题目
请教这题英语选择题为什么会选C
This is a very difficult operation. It is essential that you _____ for emergency.
A. are to be prepared
B. would prepared
C. be prepared
D. must be prepared
This is a very difficult operation. It is essential that you _____ for emergency.
A. are to be prepared
B. would prepared
C. be prepared
D. must be prepared
提问时间：2021-02-17
答案
是虚拟语气的用法之一吧.essential后要接动词原形
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
1,人们染上烟瘾,最终因吸烟使自己丧命.
最新试题
- 1x+27=2.5解的过程 快啊
- 2三分之二除以零点六
- 3鱼通过向余票内输入或排出一些气体来改变鱼的浮力,原因是改变了体积,那么,
- 4用for,of或as填空:He found a part-time job ( ) a waiter in the restaurant.
- 5One day,some children were playing hide-and-seek happily.In front of the 1 ,Jim ----答案
- 6一个周长为104米的长方形果园它的长和宽的比是7:6,这个长方形果园的面积是多少平方米?
- 7Tom is the age of jim A.twice B.as old
- 8（1）一边长是一分米的正方形铁盒,在它的4个角各据走边长为2厘米的正方形,再做一个铁盒,求铁盒的体积.
- 91.f(x)是定义域为R的增函数,且值域为0到正无限,则下列函数中为减函数的是
- 10both后面能不能直接接动词?
热门考点