三、按要求写词。
1. happy(对应词)
2. go(对应词)
3. left(对应词)
4. safe(名词)
5. they’re(完全形式)
6. there is(缩略形式)
7. help(现在分词)
8. library(复数)
9. bus(复数)
10. three(序数词)
1. happy(对应词)
sad
2. go(对应词)
stop
3. left(对应词)
right
4. safe(名词)
safety
5. they’re(完全形式)
they are
6. there is(缩略形式)
there's
7. help(现在分词)
helping
8. library(复数)
libraries
9. bus(复数)
buses
10. three(序数词)
third
答案
1. sad 2. stop 3. right 4. safety 5. they are 6. there's 7. helping 8. libraries 9. buses 10. third
四、根据所给例词将下列单词分类。

1. small
2. fourth(第四)
3. thirsty
1. small
weak
strong
thin
2. fourth(第四)
first
second
third
3. thirsty
hungry
ill
tired
答案
1. weak strong thin 2. first second third 3. hungry ill tired
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