读一读，选一选。

1. 你妈妈是干什么的？ [ ]

A. What do your mother do?

B. What does your mother do?

2. 他是个歌唱演员。 [ ]

A. He is an actor.

B. He is a singer.

3. 你打算做什么？[ ]

A. What are you going to be?

B. What are you going to do?

营业主管应不定期抽查普通柜员印章及重要物品，每（）对普通柜员印章及重要物品的检查要达到100％。

A.周

B.旬

C.月

D.季