题目内容
（请给出正确答案）
[主观题]
while循环和do...while循环的区别是________。The different between while loop and do-while loop is:
A．没有区别,这两个结构任何情况下效果一样There is no difference,they are the same
B．while循环比do…while循环执行效率高While is more efficient than do-while
C．while循环是先循环后判断,所以循环体至少被执行一次The While loop does the loop first then check the condition, so the loop body can be executed at least for 1 time
D．do…while循环是先循环后判断,所以循环体至少被执行一次The Do-While loop does the loop first then check the condition, so the loop body can be executed at least for 1 tim
E．
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