阅读下面短文, 在空白处按要求填入适当的单词或括号内单词的正确形式。

    My name is Jiang Hong and I'm in Class 2, Grade 7. There are fifty(student)in our class. There are some pictures(介词)the classroom walls. You can see (冠词)TV in the front of the classroom. And there is a computer on the teacher's desk. There(be) a computer in my room too,(连词)I like to work on it.