—Listen! Can you hear ______?—Yes, I can hear a bird ______ in the tree.
Zhengzhou will be more and more convenient when Zhengzhou Subway_____ in two years.
A: Listen! Is it Linda singing in the next room? B: No, it __________ be her. She is still in Shanghai.
--- ______ car is it? --- It’s her car.
I’m sorry I can’t help you. This week is quitefor me.
—Is that ______ volleyball?—Yes. Bill likes playing ______ volleyball. ______ volleyball is his.