【判断题】当前Activity被其他Activity覆盖其上或被锁屏,系统会调用onPause方法,暂停当前Activity的执行。
【单选题】当前Activity被其他Activity覆盖或者锁屏,系统会调用()生命周期方法 ,暂停当前Activity的执行。
【判断题】当单元体上只有一个主应力不为零时,称作二向应力状态。
【单选题】下列选项中,属于当前Activity被其他Activity覆盖时调用的方法的是()。
【判断题】当单元体上只有一个主应力不为零时,称作二向应力状态。
【简答题】Let them enjoy _____ (they) in this beautiful night.
【单选题】Why is the Security Council effective only when its permanent members can reach a consensus?
A.
Because every permanent member has the veto right of great powers.
B.
Because all the permanent members won in the World War Ⅱ.
C.
Because the other members of the Security Council are in the charge of the permanent members.
D.
Because of some other reasons not mentioned in this passage.
【多选题】社区环境保护的“三同时”原则指的是()。