Have you found your book yet? — No, I’m not sure where I________ it?

When Nancy was at college, she ______ three foreign languagesBut I am surprised to find that she ______ all except a few words of each

My parents always remind me to make sure the electricity is turned off while I am havinga bath, which would ______ cause danger, leading to a dreadful consequence[ ]

It_________ to me that I should pay a visit to my friend Jane.

Why didn’t you come to meet me, Bill—-Sorry, dear. But I really forgot where I was _____ to meet you.