Not only             , but I learned some knowledge.
#47334
A
did I help other people
B
do I helped other people
C
I helped other people
D
helping other people
推荐题目
—John has spoken Japanese well now.    —______, and _____.
#47143
A
So he has , so you have
B
So he has , so have you
C
So has he, so have you
D
So has he, so you have.
 –Jim went swimming with his parents yesterday afternoon. –______.
#47387
A
So Mary did
B
So Mary does
C
So Mary was 
D
So did Mary
Near my house _____two small green trees.
#47502
A
is
B
are
C
there is
D
be