The professor told me to start the research right now, ________ I was sure to fall behind.
.-- Who can reach the book on the top shelf? -- Jack can. He is ________boy of us all.
This match made them ________at last.
I don't like winter because it’s ________cold.
Oh, boys and girls, come in please. And make _________at home.
I think Tom's bike is older than __________.