翻译 Pen is to pencil case as rubbish is to rubbish bin

翻译 Pen is to pencil case as rubbish is to rubbish bin “这是一支铅笔和一支钢笔”怎么翻译?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 There is a pen and a pencil 还是There are a pen and a pencil There is a pen in my pencil case改为I () a pen in my pencil case Where is my pen and pencil?还是Where are my pen and pencil? This is a pen and ____ is a pencil. 1、do,what,you,like,eat,to,breakfast,2、Lucy's,case,is,pencil,pen,in,the 连词成句 This is a pen,and ____is a pencil over there is this a pen ___ your pencil case my pen is in pencil case 哪里错了? My pen is in the pencil case改为一般疑问句? His pen is in the pencil case 改为否定句 the pen is ( )the ruler ( )the pencil case This is a new pen.( ) it in your pencil case My pen is in pencil case.哪里错了? My pen is in pencil case.中有处错误请改正 My pen is in my pencil case.(改为一般疑问句)