The door is open.They ( ) to lock it. A、must have forgottenB、must forgetC、might forgetD、may forget
The door is open.They ( ) to lock it.
A、must have forgotten
B、must forget
C、might forget
D、may forget
相关考题:
synchronized和java.util.concurrent.locks.Lock的比较,描述正确的是() A.Lock不能完成synchronized所实现的所有功能B.synchronized会自动释放锁C.Lock一定要求程序员手工释放,并且必须在finally从句中释放D.Lock有比synchronized更精确的线程语义和更好的性能
symchronized和java.util.concurrent.locks.Lock的比较,描述正确的是() A.Lock不能完成symchronized所实现的所有功能。B.symchronized会自动释放锁。C.Lock一定要求程序员手工释放,并且必须在finally中释放。D.Lock比symchronized更精确的线程语义和更好的性能。
___ don’t have to pay for large shopping spaces and thus are able to sell their goods at lower prices. A.Mail-Order HousesB.Door-To-Door SellersC.Specialty StoresD.General Stores
对下面的代码,哪段描述是错误的?() public class Door{ } public class House{ public House(){ Door door = new Door();}}A.Door是一个类。B.House是一个从Door继承的类。C.House的构造函数中声明了一个名为door的变量。D.door是一个对象。
26、如何在Condition对象实例上创建线程锁?()A.Condition condition = lock.getCondition();B.Condition condition = lock.newCondition();C.Condition condition = Lock.newCondition();D.Condition condition = Lock.getCondition();
ADC 0809采样结束后需要通过LOCK向锁存器LATCH发出锁存信号,以便将输出口的D[7:0]8位数据锁存起来,下列程序当中能够实现数据锁存功能的是()A.always@(posedge LOCK) if (LOCK) REGL<=D;B.always@(posedge LOCK) if (!LOCK) REGL<=D;C.always@(posedge RST) if (!LOCK) REGL<=D;D.always@(posedge RST or posedge LOCK ) if (!LOCK) REGL<=D;