--- Would you join us tonight?

---Oh, I ( ), but I still have some homework to do.

---I'm afraid I've lost the book. I borrowed it from the library.

--- ( ).

--- When is your birthday?

--- ( ).

---When are you going to give a talk about 18th century oil painting?

---I ( ) on that already.

---Do you know whose magazine is it?

--- I think it ( ) be Lily's, for we can find her name on the cover.

--- My name is Winterbourne. Shall I spell it for you?

--- ( ).

---Why don't you eat more, Lily?

---Sorry, mum. I can hardly eat ( ). I am not feeling well today.

--- Could you tell ( ) it is from your home to your school?

--- It's about fifteen minutes' ride.

---Chinese people are worried about the food they eat these days.

---Yes, the food safety is a serious ( ) in our country. We should try to solve it.

---It is selfless ( ) the most beautiful teacher---Yang Xiangming to lose his life

( ) the child in the river.

--- I think so, he is so great.

Had to ( ) the tents for the night.

---Excuse me, Mum. When can we have dinner?

---Not until it ( ) in half an hour.

---Every day, my mother tries to spare some time to chat with me ( ) she is very

Tired after a whole day’s hard work.

---How great she is!