Module 3 My school Unit 1一、单选题1.—_______ in the picture?—There is a teacher and some students.A. WhatB. What'sC. WhoD. Who's2.There are some pictures ______ the wall.A. onB. atC. toD. in3.How many books _______ in your schoolbag?A. hasB. haveC. are thereD. is there4.There are ____...