问题
选择题
Mr Smith was having a meeting at that time, otherwise he ______________over to help us.
A．would have come
B．would come
C．had come
D．was going to come
答案
答案：A
考察虚拟语气。本题是一个含蓄条件句额虚拟语气。关键词是otherwise否则，要不然；根据前半句可知是与过去事实相反，故使用情态动词+have done。结合句意可知A正确。句意：在那时史密斯先生正在开会，要不然，他本会过来帮助我们的。