[Retracted] Improving the Effect of English Classroom Teaching Based on the Real-Time Supervision of College Students

Table 1

Shandong grade scheme division conversion corresponding table.

Level	A	B+	B	C+	C	D+	D	E
Ratio	3%	7%	16%	24%	24%	16%	7%	3%
Score ranges	91-100	81-90	71-80	61-70	51-60	41-50	31-40	21-30