—What do you think people can do for their aged parents?—They_________ do anything except to be with them and be themselves. 

--- Have you decided which club to join?--- Not yet. I __________ go to the Music Club.

I chose the most popular major instead of my favorite one，but I had to drop out and started again where I＿＿＿have gone in the first place.

You ______ be hungry already—you had lunch only two hours ago!

The lady in this photo _______ be over fifty! She looks so young!