Some scientists think that it may take ______ years to make robots look like people, and do the same things as us.
—Is this ____ schoolbag, Michael? —No, it isn’t. ____ is here.
—What about something to drink? —____
Miss Wang teaches ____ English. We all like ____.
—What does your brother look like? —____
—____ bike is this? —I think it’s Sally’s.