When seeing Sign _______ , we shouldn't smoke.
- _______ is the girl? - She's my friend, Helen.
The blue jeans _______ 50 dollars. And that black pair of jeans _______ 60 dollars.
- Who would you like to buy the coat _______? - I'd like to give it to my brother _______ a present.
It's cold today. The window is _______. Joan, go and _______ it, please.
- _______ do you go back to your hometown to visit your grandparents? - Twice a year: Usually at Mid-Autumn festival and during the Chinese New Year.
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