— I find it astonishing that John ______ be so rude to me.— Not astonishing at all. He is always rude to others.

I have been looking for Michael for a whole day. Where ______ he have gone?

—— What happened to the young trees we planted? —— The trees＿＿＿＿＿＿well, but I didn’t water them. 

I        to my cousin’s birthday party last night, but I was not available.

I really don’t know how to thank you , but for your help, I ______ my lost necklace．