I have trouble ________ the new words.
#49206
A
memorize
B
memorizing
C
to memorize
D
memorized
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By local doctors and nurses ,we hope to help even more people .
#51153
A
training
B
trained
C
train
D
to train
—Do you think _________English songs helps to improve your English a lot?—Yes, I think so.
#48890
A
listen to
B
listening
C
listening to
D
to listen