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"Principal Chen, how many tests are there in total?"

Without a doubt, this was the most suitable question to ask Chen Shuke. Shi Dali immediately asked.

After that, Chen Shuke gave a straightforward answer.

"I don't know."

These three words surprised Teacher Shi.

Didn't they say that this test has been going on for a long time? As a teacher, Chen Shuke should be well acquainted with them