下列說法正確的是 （   ）

A．非負數(shù)包括零和整數(shù)	B．正整數(shù)包括自然數(shù)和零
C．零是最小的整數(shù)	D．整數(shù)和分數(shù)統(tǒng)稱為有理數(shù)

用四舍五入法按要求對0.05019分別取近似值，其中錯誤的是（    ）

A．0.1（精確到0.1）	B．0.05（精確到百分位）
C．0.05（精確到千分位）	D．0.0502（精確到0.0001）

解方程時,去分母正確的是（   ）

A．	B．
C．	D．

小明每天晚上10:00回家，這時分針與時針所成的角的度數(shù)為（  ）

A．60°

B．90°

C．30°

D．45°

如圖，直線AB上共有（    ）條線段

A．3

B．4

C．5

D．6

閱讀下面短文，從短文后所給各題的四個選項(A、B、C、D)中選出能填入空白處的最佳選項，并在答題卡上將該項涂黑。
Using All Your Strength
A young boy was walking with his father along a country road. When they came across a large tree branch   11  the pathway, the boy asked, “Do you think I could   12  it?”
His father answered, “If you use all your strength, I am sure you can.”
The boy tried   13  to lift, pull and push the branch, but it wouldn’t budge.  14 , he said, “Dad, you were wrong. I can’t do it alone.”
“Try again,” his dad said.
This time, as the boy struggled, his father   15    him. Together they pushed the   16  
aside.
“Son, the first time you didn’t use all your strength,” his father said. “You didn’t ask me to help.”
This is a valuable   17 . There are many things we can’t do alone, but that doesn’t mean we can’t get them done. We are   18      by resources that can be mobilized (調動) to help us
  19  our goals including family, friends and faith.
Sometimes we   20  to ask for help because of   21  or stubbornness. Sometimes we think it is a sign of   22  to admit we need a hand. Sometimes we don’t even   23      
asking for help. Whatever the reason is, it is a waste.
It’s   24  that we learn to use all our strength. This includes inner resources such as discipline, courage, and even love. It also includes   25  resources. Just as we should be willing to help others, we should be willing to ask others for help.
【小題1】.

A．falling

B．stopping

C．blocking

D．cutting

【小題2】.

A．lift

B．move

C．carry

D．throw

【小題3】.

A．mightily

B．carefully

C．hardly

D．painfully

【小題4】.

A．Excited

B．Surprised

C．Discouraged

D．Unexpected

【小題5】.

A．taught

B．joined

C．pushed

D．praised

【小題6】.

A．stone

B．branch

C．road

D．tree

【小題7】.

A．job

B．way

C．lesson

D．resource

【小題8】.

A．hidden

B．cheated

C．covered

D．surrounded

【小題9】.

A．set

B．change

C．achieve

D．discover

【小題10】.

A．try

B．fail

C．manage

D．stop

【小題11】.

A．pride

B．mood

C．pity

D．strength

【小題12】.

A．politeness

B．slightness

C．kindness

D．weakness

【小題13】.

A．use up

B．refer to

C．think about

D．carry out

【小題14】.

A．important

B．likely

C．possible

D．acceptable

【小題15】.

A．another

B．outer

C．natural

D．further

若︱x－1︱= 3，則x="(   " )

A．4

B．-2

C．±4

D．4或-2

平面上有任意三點，過其中任意兩點畫直線，共可以畫（   ）直線。

A．1條

B．3條

C．1條或3條

D．無數(shù)條

下列說法中，正確的有（　 ）
①成立
②若∠1+∠2+∠3=180°，則∠1、∠2、∠3互補
③連結兩點的線段叫做兩點的距離
④若點B是線段AC的中點，則AB＝BC

A．1個

B．2個

C．3個

D．4個

如圖，a、b兩個數(shù)在數(shù)軸上的位置如圖所示，則下列各式正確的是（   ）.

A．

B．

C．

D．