He noticed that a river of liquid was coming towards him．(改为同义句)

　　He noticed a river of liquid _____ _____ _____ ．

Wood can be used for building housesndline．(对画线部分提问)

　　_____ _____ wood _____ _____ for?

Dinosaurs lived on the earth for more than 150 million years．(对画线部分提问)

　　_____ _____ did dinosaurs live on the earth?

I saw our math teacher go into the office just now．(改为被动句)

　　Our math teacher _____ _____ _____ _____ into the office just now．

People used that kind of teapot for serving wine．(改为被动句)

　　That kind of teapot _____ _____ _____ serving wine．

(单词释义) a_____ (in or of times long ago)

(单词释义) s_____ (unusual)

(单词释义) c_____ (a machine that is used for taking photos)

(单词释义) c_____ (one hundred years)

(单词释义) p_____ (make；grow)