一般纳税人应按规定时限开具专用发票，不得提前，也不得滞后。()

阅读理解。

     Tom and David were in the same class. They lived a little far from their school. David had a bike, but Tom

didn't. He had to get up early in the morning. After breakfast he went to the bus stop quickly to wait for the bus.Tom asked his father to buy him a bike, his father said "Well, I can buy a bike for you next term."

      Tom was happy, but he must learn to ride. He helped his mother with the washing and cleaning on Saturday. After lunch,he went to David's home. Mrs. White opened the door, "Can David come out and play with me?"

asked the boy, "Sorry, but he is sleeping now." answered his mother, "Then can his bike come out to play.

"Tom asked hopefully.

1. David and Tom _______.

A. classmates.

B. pen friends

C. teachers

D. in different classes

2. The school is _____ home

A. far away from Tom's

B. is near Tom's

C. across from David's

D. next to David's

3. David went to school____.

A. on foot

B. By bus

C. By car

D. by bike

4. Tom helped his mother ____on Saturday.

A. do homework

B. do some housework

C. read books

D. buy food in the market

5. Tom wanted to borrow(借) David's_____

A. books

B. bike

C. pens

D. English dictionary

对伤寒杆菌有效：

A．羧苄西林
B．氨苄西林
C．二者均是
D．二者均否

下列关于汉语拼音拼写规则的说法中，正确的是（）。

A.拼写现代汉语要以词为拼写单位

B.ǖ出现在声母n、l后面时，ü上的两点可以省略

C.姓名和职务、称呼等分开写，职务、称呼等开头大写

D.声调须标变调

根据管理方格理论，领导者对生产的关心和对个人的关心都达到最高水平，能使组织的目标和个人的需求最有效地结合起来的管理方式是( )。

A．1-1型

B．1-9型

C．9-1型

D．9-9型

宽大化倾向这种现象产生的原因有（）

A.评价要素的标准明确

B.评价者对评价工作缺乏自信心、避免引起评价争议

C.评价者打击工作表现好的员工

D.评价者希望本部门员工的业绩和其他部门员工的业绩一样