读单词，选出不同类的一个。
1. (  ) A. spring B. May C. summer
2. (  ) A. skate B. swim C. cold
3. (  ) A. John B. July C. June
4. (  ) A. third B. fourth C. north
5. (  ) A. swing B. foot C. climb

写出下列单词的正确形式。
1. seven(序数词)---___________
2. student(复数形式)---_______
3. is(过去式)---_________
4. found(过去式)---_______

按要求写单词。
1. I’ m ( 完全形式 ) ____________    2. he （形容词性物主代词）___________
3. twelve （序数词）___________   4. people（复数形式）_________
5. there （同音词）__________

用所给单词的适当形式填空。
【小题1】My uncle is a famous _____________(art).
【小题2】The music room is on the _______________ (two) floor.
【小题3】It's _______________ (sun) in Beijing.
【小题4】My sister is good at _______________ (sing).
【小题5】I _______________ (arrive）in Toronto yesterday morning.

读一读，找出每组中不同类的单词。
（_______） 1. A. sixth B. seven C. fifth   
（_______） 2. A. Monday B. January C. March