—Linda, together with her parents, ______up the mess in the park at the moment.

—It’s meaningful to be a volunteer. Let’s join them.

---______yogurt do you need?

---Three cups．

---Would you like some more rice?

---Yes．Just ______．

-How ________ fish do you want?

-Two kilos.

-Do you know the student ________ David and Jeff?

-Yeah．It's Jim．

--________ your uncle ________ the video tapes to Mr. Fox?

--They are still in his bedroom.

--- How much ________ the bike ________?

--- It cost two hundred.

-I can't walk any longer, Mum．

-Why?________, dear?

--- Alice, how long ________?

--- I ________ for five hours.

--- When ________?

--- I ________ two days ago.