It is very kind ____ you to help me with my lessons. It is hard ____ me to learn them well.
- The book is very good. But I don't have the money (钱). - You can your mother some money.
Kate’s room isn’t_______, her books are everywhere.
- Do you who is your English teacher?- Miss Green
-Is this________ white ruler? -No. ________is yellow.
-________. What’s this in English? -________, I don’t know.