下列中间代码有几个基本块( )a = 1t1 = a * 2x = t1label L1t2 = (x < 10)ifz t2 goto L2t3 = a * bt4 = t3 + ca = t4t5 = x + 1x = t5goto L1label L2b = a + 1 A、3; B、4; C、5; D、6 发布时间:2025-07-22 00:30:31