— Mary, can you take good care of ________ while I’m not at home?— Of course, I can.

---_____ of them knows Japanese, so I have to ask a third person for help.---You’d better ask Tom for help. He is good at Japanese.

-- Is that _________ sister, Dave? -- No, it isn’t. She is my friend.

This pair of shoes is too small for me. Please show me _______.

Sometimes parents find ______ hard to communicate with their children.