Who’s singing in the garden—It ________ be Tom. He always practices singing at this time.

I don’t understand what your plan is exactly. Could you be a little more________? [ ]

What a great weight the mother felt _______ her mind the moment she found her lost child.[ ]

Wouldn’t it be ____ wonderful world if all nationslived in ____ peace with one another

He was __ with theresults of the exam, which can be seen from his __ smile.