If u happen___________ 造句.意思是
问题描述：
If u happen___________ 造句.意思是
答
to see my dog, please call my home.
如果你看见了我的狗，请打电话到我家。
答
It you happen to see the person, you will be suprised how beautiful she looks.
假如你见了她本人，你会惊讶她有多漂亮
答
If u happen to be his neighbour ,what will you do.
如果你又恰巧是他的邻居,你会怎么做呢.
happen to do
恰巧……
答
if you happen to see him, please give him the book.
如果你碰巧能见着他，请把这本书给他。