would join them in the dress-up party __.A.if they invite us B.should they invite...would join them in the dress-up party __.A.if they invite us B.should they invite us.为什么选B不选A?为什么把should提前可以省略if?
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would join them in the dress-up party __.A.if they invite us B.should they invite...would join them in the dress-up party __.A.if they invite us B.should they invite us.为什么选B不选A?为什么把should提前可以省略if?
would join them in the dress-up party __.A.if they invite us B.should they invite...
would join them in the dress-up party __.
A.if they invite us B.should they invite us.为什么选B不选A?为什么把should提前可以省略if?
would join them in the dress-up party __.A.if they invite us B.should they invite...would join them in the dress-up party __.A.if they invite us B.should they invite us.为什么选B不选A?为什么把should提前可以省略if?
这是虚拟语气,肯定不能选A
从主句来看,是would+动词原形,是虚拟语气,则与现在事实相反,所以从句应该用should +动词原形结构,这种结构if 可省略,但要把should提前。
可见是虚拟语气,若选A invite 变成invited ,从句用一般过去时,B 的用法是固定的,省略if ,should 提前,记住即可,比如if I were you ,if 不可省略,谓语是be 动词,当是情态动词可提前(希望对你有帮助)
虚拟语气语法
这道题考察的是虚拟语气,与条件句的区别,a的if后面是一般现在时,是条件句。后面一句if 加上should明显是虚拟语气嘛。
would join them 提示这道题是虚拟语气。
if不能引导虚拟语气,但是should可以。所以选B