唐朝第一部正式的基本法典是( )。A．《武德律》 B．《贞观律》 C．《永徽律疏》

阅读理解。

     Rose usually  wakes up early in the morning.  She always  has her breakfast at half past six.  She leaves home at about seven o'clock.. She is never late for school.

     She has many classes in the morning. At about twelve fifteen, she comes back for lunch.In theafternoon

, she isn't so busy. After school she does her homework and plays with other children.

     In the evening, her parents come back from the factory. The family has supper together. After that, they usually read newspaper or listen to the radio for a little time. Sometimes, they watch TV. Rose goes to bed at half past nine. But her father often works late at night.

1.Rose gets up  ________ every morning.

A. late    

B. early  

C. at 6:30    

D. at 7:00

2. Rose often goes to school at _______.    

A. seven o'clock  

B. half past seven  

C. seven fifteen

D. about six thirty

3. Rose likes doing her homework____________.

A. after supper  

B. in the evening

C. after school

D. after nine thirty at night

4. Rose's father often ______late.

A. comes back

B. has supper .  

C. works    

D. goes to bed

5. What do they usually do after supper? They usually_______

A. watch TV          

B. read newspaper

C. do their homework    

D. play with other children

下列哪项符合M₃的MIC分型（）

A.CD13⁺，CD33⁺，HLA-DR^-，t（15；17），PML-RARα

B.CD13⁺，CD33⁺，t（8；21），AML₁/ETO

C.CD13⁺，CD33⁺，tnv（16），CBFB/MYH11

D.CD41⁺，CD33⁺，t（1；22）

E.CD13⁺，CD33⁺，t（6；9），DEK-KLAE

下列关于银行远期外汇交易的说法中，错误的是( )。

A．可按固定交割日交割，也可由交易的某一方选择在一定期限内的任何一天交割

B．远期外汇升水表示在间接标价法下，远期汇率数值大于即期汇率数值

C．远期外汇交易具有能够对冲汇率风险的优点

D．需要事前约定交易的币种、金额和汇率等

常见的借代方式有哪几种？

河流自净作用是指河水中的污染物质在向下游扩散时浓度自然降低的现象，水体自净作用中的生物进化是（）。

A.污染物质因为稀释、沉淀、氧化、还原、生物降解等作用，而使污染物质浓度降低的过程

B.污染物质因为水中的生物活动，特别是微生物的氧化分解而使污染物质浓度降低的过程

C.污染物质因为氧化、还原、分解等作用，而使污染物质浓度降低的过程

D.污染物质因为稀释、扩散、沉淀或挥发等作用，而使污染物质浓度降低的过程