Without air,____ no wind or rain

Without air,____ no wind or rain.
A、there would be
B、there will be
C、there have been
D、there is
【正确答案】：A
【题目解析】：A如果没有空气，也就没有风和雨。解析：从题意判断，此处应为虚拟语气，所以用A项。其它各项不表示虚拟语气。