在下列激酶中，除（）外，都是鞘细胞蛋白的丝氨酸或苏氨酸磷酸化_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

在下列激酶中，除（）外，都是鞘细胞蛋白的丝氨酸或苏氨酸磷酸化。

A.蛋白激酶C

B.钙激酶

C.酪氨酸蛋白激酶

D.蛋白激酶A

答案

参考答案：B

完形填空

     My name is Wang Li. My English teacher    1    Linda. She is from the USA.    2   has a son and a
daughter.    3   is Ben.    4   is Maria. Her husband is    5   . Mr Black is    6 , too. He and his son
are    7   New York now. Mrs Black and Maria are in China.    8   are classmates, and we are    9   . I
teach her Chinese and    10   teaches me English.

( )1.A. be
( )2.A. She
( )3.A. His son
( )4. his son
( )5.A. Black Paul
( )6.A. a student
( )7.A. at
( )8.A. Ben and I
( )9.A. good friend
( )10.A. he

B. is
B. Her
B. His daughter
B. His daughter
B. Paul Black
B. an English student
B. from
B. I and Ben
B. a good friend
B. she

C. am
C. He
C. Her son
C. Her son
C. Black Anna
C. a Chinese teacher
C. in
C. Maria and I
C. good friends
C. they

D. are
D. His
D. Her daughter
D. Her daughter
D. Anna Black
D. an English student
D. on
D. I and Maria
D. friend
D. her

单项选择题

《中华人民共和国大气污染防治法》于（）起施行。

A.2000年4月29日

B.2001年4月29日

C.2000年9月1日

D.2001年9月1日