What ( ) in the pencil-box?A.is B.is there C.are

What ( ) in the pencil-box?A.is B.is there C.are
What ( ) in the pencil-box?A.is B.is there C.are

What ( ) in the pencil-box?A.is B.is there C.are
B,在铅笔盒里有什么?如果选A的话,C也可以选.There is xx in the pencil-box?提问xx就是What is there in the pencil-box?

选B。 is there作插入语．同时，主谓之间差be动词和宾语．