问题描述：
TEST SIX 30.he planned this experiment yesterday,but he didn’t find time to do so .
TEST SIX
30.he planned this experiment yesterday,but he didn’t find time to do so .
A)to have made
B)to make
C)making
D)to do
TEST SIX
30.he planned this experiment yesterday,but he didn’t find time to do so .
A)to have made
B)to make
C)making
D)to do
问题解答：
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