问题
选择题
These days he has made _____ in his studies by working hard.
A．many progress
B．a lot of progresses
C．much progress
D．many a progress
答案
答案：C
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These days he has made _____ in his studies by working hard.
A．many progress
B．a lot of progresses
C．much progress
D．many a progress
答案：C