用所给词的适当形式填空
（1）They are his               （parent）.
（2）What’s your               （father）name?
（3）Lily is from               （American）.
（4）What’s               （she）name?
（5）He can see               （a）orange on the table.
（6）My mother               （work）in a factory .
（7）This book is for               （he）.
（8）Look, the bus              （come）.
（9）There               （be）a ruler and two books in the bag.
（10）Your coat is blue.               （my）is yellow.