Ask him to ring me up if you ____________ him.

A) should see C) .saw
B) would see D) will see

这题为什么选A，个人认为如果A能选，那么B也可以，所以AB排除，D更不能选，应该是C才对呀。

而且，与将来事实相反，也应该是从句用一般过去时啊。

With this ring,I ask you to be mine If someone calls me, ask him to leave a ______. the officer can't wait to ask maliang to draw him a big ship I think it a good idea to ask him some advice.对吗 could you ask Tom to give me a call when you( )him tomorrow? "I can ask him the way",she said to herself If you meet the mayor of Shanghai. What 3 things you will ask him to help? He has received the money,but I had to ask him how much he received. how nuch more shall your Heavenly Father which is in Heaven ,give to those who ask Him A Question To Ask