一个梯形的上底是3厘米,下底是5厘米,一条腰长2厘米,另一条腰长4厘米,则周长是

题型:填空题

问题:

一个梯形的上底是3厘米,下底是5厘米,一条腰长2厘米,另一条腰长4厘米,则周长是(    )。

考点:梯形的周长
题型:填空题
完形填空。
      It's March now. It's time 1____________ plant trees (植树). Today is the 2nd of March. The students of
2____________ are planting trees. Some are 3____________. Some are carrying water. 4____________ are
watering the trees. All of the students are busy. 5____________ hard all the students are working! They are
helping to make our country beautiful.
( ) 1. A. for
( ) 2. A. one class
( ) 3. A. digging
( ) 4. A. The other
( ) 5. A. What     
B. on
B. Class First
B. to dig
B. Others
B. Why
C. to
C. Class One
C. dig
C. Another
C. How
D. at
D. class one
D. digs
D. Anothers
D. When
题型:填空题

Three fourths of the homework _________ today.

A.has done

B.has been done

C.have done

D.have been done

题型:填空题

洗胃的禁忌证有()。

A.硫酸中毒

B.生物碱中毒

C.幽门梗阻

D.近期上消化道出血

E.肝硬化伴食管静脉曲张

题型:填空题

以募集方式设立股份有限公司的,发起人认购的股份不得多于公司股份总数的35%,其余股份应向社会公开募集。( )

题型:填空题

邓 * * 理论的精髓是()。

A.解放思想、实事求是

B.两手抓,两手都要硬

C. 发展是硬道理

D.以经济建设为中心

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