【简答题】在△ABC中,若a=1, c= 1 2 ,∠C=40°,则符合题意的b的值有______个.
【单选题】If we turned off TV for an hour, which of the following is NOT true?
A.
We would not have any problems.
B.
There would be a higher divorce rate.
C.
Families could take a ride together.
D.
We would have a new view to neighborhood.
【判断题】晶体管的导电机理为两种载流子参与导电,所以称为双极型晶体三极管。
【单选题】We waited for an hour and,______, we went without her.
【单选题】We( )for an hour when the bus finally came。
【简答题】乙公司拟购甲公司35%的股份时,是否需要发出全面要约收购?并说明理由。 查看材料
【简答题】发展心理学研究个体从受精卵开始到 、 、 的生命全程中心理发生发展的特点和规律。