种子罐级数少有哪些优点？为什么有些品种种子罐的级数较多？

Please ______ my watch to me, Sally. I'm in my room. [ ]

A. take

B. bring

C. run

D. need

排顺序。

1. (      )It's in June.  How about you?

    (      )Mike, when is your birthday?

    (      )Oh, your birthday is coming.

    (      )It's in August.

2. (      )No, I don't. It's too cold.

    (      )Spring. It's warm. I can fly kites.

    (      )Nancy, do you like winter?

    (      )Which season do you like best?

    ( )You can plant trees, too.

外感热病中，暑病的治疗禁忌是（）

A.泄热

B.攻下

C.凉血

D.发汗

E.利湿

混合所有制经济

___________________________________________________________________________________________

慢性支气管炎可导致（）

A.支气管扩张症

B.肺水删

C.支气管腔狭窄

D.肺癌

E.肺出血性梗死