情景交际

A:   1     2   lessons do you have a day? 

B:Five. 

A:   3   is your favourite   4  ? 

B:   5    favourite lesson is art. 

A:   6   do you like art? 

B: Because   7   interesting. 

A:   8   is your art teacher? 

B: My art teacher is Mr.Liu. 

A:   9   old is he? 

B: He is thirty. 

A: Where does he live? 

B: He   10   at the school. 

PD140金属探测器可由（）或VartaTR7/8型镍氢充电电池及相应类似产品供电。

A.VartaTR8/7型锂充电电池

B.VartaTR8/7型镍氢充电电池

C.9V干电池

D.7V干电池