常用的全色谱光纤的纤序和色谱,6号光纤的色谱是()。
A.绿
B.粉红
C.黄
D.白
参考答案:D
阅读对话,判断正“T”误“F”。
Li Ming: Excuse me. Who's that girl?
Mr. Hu: She's my friend, Paula.
Li Ming: Is she a student?
Mr. Hu: No, she isn't. She is a teacher. She works in a middle school.
Li Ming: Is she an English teacher?
Mr. Hu: Yes, she is.
( ) 1. Paula is Jenny's friend.
( ) 2. Paula is a student.
( ) 3. Paula teaches English.
( ) 4. Paula works in a middle school.
预先核准的公司名称保留期为3个月,该预先核准的公司名称在保留期内,不得从事生产经营活动,也不能转让。( )