石的泥块含量是指砂中公称粒径大于（）mm，经水洗、手捏后变成小于2.50mm的颗粒的

My name is Bill. I’m an American boy. I’m twelve. I’m a student in a middle school. I’m in Class1, Grade 7. Li Lei is my friend. We’re in different classes. He is eleven. Here is a photo of his family. Let’s look at it. His father, the one behind the tree, is a policeman. His mother, the one on the bike, is a Chinese teacher.  He has two sisters. They are twins. They have a cat. Its name is Mimi. Look! It’s on the floor under the table. The twins are middle school students, too. They look after(照看) me at school. We are good friends.

小题1:Bill is from________.

A．England

B．America

C．China

D．Japan小题2:Li Lei is ________.

A．twelve

B．ten

C．eleven

D．two小题3:Bill and Li Lei are _______.

A．classmates

B．twins

C．friends

D．sister小题4:Li Lei’s mother is _______ in the photo.

A．behind the tree

B．under the table

C．on the bike

D．in the table小题5:Who looks after Bill at school?  ______.

A．His parents

B．The twins

C．Mimi and Bill

D．His parents and Bill

爷爷给马小虎讲三国故事时说：“三国尽归司马懿。”马小虎认为不对，因为最终使国家归于统一的是另一个人。这“另一个人”是指[ ]

A．司马迁

B．司马昭

C．司马炎

D．司马睿

划拨土地使用权依法转让需办理出让手续的，土地使用权出让金由（）。

A.转让方缴纳

B.受让方缴纳

C.转让方和受让方各缴纳一半

D.转让方与受让方协商缴纳

现有长江流域线图层跟全国县级区划区图层，想得到长江流经的县级行政区划，下面说法正确的是（）

A、将长江流域线图层设置成叠加图层一，全国县级区划区图层设置成图层二进行叠加相交运算

B、将全国县级区划区图层设置成叠加图层一，长江流域线图层设置成图层二进行叠加相交运算

C、将长江流域线图层设置成叠加图层一，全国县级区划区图层设置成图层二进行叠加相减运算

D、将全国县级区划区图层设置成叠加图层一，长江流域线图层设置成图层二进行叠加相减运算

IEEE1284-1994标准说明了五种工作模式。有一种工作模式，既可以发送数据，也可以接收数据，并且能够在反方向一次输入一个字节的(8比特)数据，这种模式是( )。

A．兼容模式

B．半字节模式

C．字节模式

D．EPP模式