注意力缺陷多动症的临床表现有（）。 A.对有兴趣的事注意力集中 B.易哭闹 C.喂食

设全集U={x∈N₊|x＜6}，集合A={1，3}，B={3，5}，则∁_U（A∪B）=（　　）

A．{1，4}

B．{1，5}

C．{2，4}

D．{2，5}

What are you going to do              Saturday morning?[ ]

A. at                         

B. on                        

C. in 

按要求进行句型转换，每空一词。

1. The woman is a doctor. (对划线部分提问) 

                          the ____________ _____________?

2. There are some teachers in the reading room. (改为否定句)

    There __________ ___________ teachers in the reading room.

3. The girl does her homework at home every evening. (对划线部分提问) 

    __________ ___________ the girl __________ her homework every evening?

4. Open the door, please. (改为否定句)

    _________ __________ the door, please.

5. David isn't from Haian. (写出同义句)

    David ___________ ___________ from Haian.

6. Sandy goes home by bike every day. (对划线部分提问)

    ___________ ____________ Sandy ____________ home every day?

7. There's only one library in our school. (对划线部分提问)

    How ____________ ___________ ___________ there in our school?

8. His jeans are black. (对划线部分提问)

    ___________ ___________ are his jeans?

若要实现报表按某字段分组统计输出，需要设置( )。

A) 报表页脚
B) 该字段组页脚 C) 主体
D) 页面页脚

男性，68岁，最近因心梗住院，上腹绞痛，脸色苍白，大汗淋漓，1小时后腹痛减轻，继之全腹膨胀肠音消失，出现休克，可能的诊断（）

A.结肠癌

B.急性胆囊炎

C.憩室炎

D.肠系膜上动脉栓塞

E.急性阑尾炎