This is a pencil and a pen还是These are a pencil and a pen

This is a pencil and a pen还是These are a pencil and a pen This is a pencil and a pen还是This are a pencil and a pen, There is a pen and a pencil 还是There are a pen and a pencil This is a pen and ____ is a pencil. 是不是There is a pen and a pencil但是是These are a pen and a penci This is a pen,and ____is a pencil over there This is Peter's pen and that is ( )pencil,( )a red pencil.(h Look,this is a pen.lt's black.This is a pencil.lt's red .And --It's a ball pen,( --It's a pencil.A.what is this B.and wha a book is {}the pencil and the pen.空里填什么? There is a pen and 2 pencils in the pencil-box.(就a pen and 2 What ________in my pencil-box?There is a pencil,a pen and an