问题
填空题
Finish the words. 写出单词或词组的正确形式。
1. (pen) This is . These are .
2. (This is / These are) paper.
3. (pencil case) These are .
4. (This is / These are) scissors.
5. (chalk) This is .
答案
1. a pen, pens 2. This is 3. pencil cases 4. These are 5. chalk