In my pencil-box——an eraser and three pens.A there is B ther

In my pencil-box——an eraser and three pens.A there is B ther There __ a pencil and three pens in my box there are()pens in my pencil box There is a eraser in my pencil-box.这句话有个错误,在哪? 1. There _a pen and to erasers in my pencil box. A. is B. ar What ________in my pencil-box?There is a pencil,a pen and an Two ___ ,a pencil and an eraser are in the pencil box.(填空) l have three pens in my pencil-box ___of the pens in my pencil box are from my sister.A.Three-t there is a pen in my pencil-box.there is an apple on the tab there have a pencil and an eraser in the pencil-case.哪里错了? is,the,my,box,pencil,in,eraser.连词成句