A warm thought suddenly came to me _______ I might buy some flowers for my friend's mother’s 60th birthday.
Don’t throw the picture away. Give it to Tony, he _____.
Man _____ die without air or water.
He was a good swimmer, so he _____ swim across the river.
You _____ go there with us if you don’t want to.
The boy looks pale and thin. He _____ ill.