Can __________ see the ducks? (    )

A．you’re

B．your

C．you

What ________ useful dictionary ________!(   )

A．a; is it

B．a; it is

C．an; it is

D．an; is it

--What does Mrs Liu do?(  )
--   is a cook.

A．He

B．She

C．she

Classify the words. （把下列代词分类）
I, you, my, he, she, him, them, mine, their, his, myself, your, yours, hers, it, yourself, our, themselves, ours, me
1. 形容词性物主代词：________________________________________
2. 名词性物主代词：__________________________________________
3. 人称代词主格：____________________________________________
4. 人称代词宾格：____________________________________________

Read and fill with words（阅读填单词，首字母已给）
-Who’s h___?
- He is my b___. 
-What is he l___?
-He is s___.