(单选题)
______ it rain tomorrow, we would have to put off the visit to the Water Cube.
A.Should
B.Were
C.Would
D.Could
参考答案:A
参考解析:
考查省略if,should提前的用法。句意:如果明天下雨,我们就推迟去水立方的参观。根据从句中的tomorrow可知与将来事实相反,使用should+动词原形,而且省略了if,构成部分倒装的形式。故选A。
知识点:
