Because after class every day, most of Zhang Yu's time is spent practicing the cultivation technique required for the Civil Engineering Sacred Body, he rarely focuses on professional cultivation techniques taught in class.
After all, Yu Shu's technique-switching has a one-day cooldown, so to ensure rapid progress in the Civil Engineering Sacred Body cultivation technique, Zhang Yu has never switched Yu Shu to foundational techniques like Concrete Gang Qi taught in civil engineering courses.
Without time and without the blessing of Yu Shu, relying only on the scattered practice from the past three months in class, he has managed to grasp the basics of several cultivation techniques taught in class, reaching Level 1 proficiency.
At this moment, a rumbling sound came from afar. A stream of concrete, resembling a myriad of gray dragons, was being infused into the target spots under Gongshu Jin's control, causing an uproar among the students nearby.
