There are so many new words in the ___________(九) lesson .

A．nine

B．nineth

C．ninth

写出下列单词的正确形式。
1. September(下个月)--___________
2. nine(序数词)---____________
3. tenth(基数词)---___________
4. teacher(复数形式)---___________
5. student(复数形式)----__________
6. children (单数形式)---__________
7. look(现在分词)---____________
8. flower(复数形式)---____________

用所给单词的正确形式填空。
【小题1】She will come back home on June ______ (twenty-one).
【小题2】Tomorrow will be a sunny day. We ______ (have) a picnic tomorrow afternoon.
【小题3】We will have an important ______ (meet) next week.
【小题4】There are twelve ______ (month) in a year. The______ (nine) month is September.
【小题5】I ______ (plan) for my study now.

My sister’s birthday is on _________ of November. (   )

A．three

B．third

C．the third

按要求写单词。
1. tall(反义词)---_________
2. tree(复数形式)---_________
3. plant(现在分词)---________
4. stand(现在分词)--________
5. question(复数形式)--__________
6. eight(序数词)---___________
7. seventh(基数词)---_________
8. listen(现在分词)---___________