听录音填空
These are ______.
将下列句子转换为单数形式
Those are long pencils.
_____ _____ _____ long pencil.
将下列句子转换为复数形式
This is a pen.
_____ _____ pens.
将下列单词的反义词写在横线上
long --- ______
clean --- ______
heavy --- ______
根据图示选词填空
It has _____ (small/big) ears.
This is a ______(long/ short) pencil.
根据图示,填空
These are new ______.