instruction:
In this task, you will be shown an incorrect English sentence. You need to generate a corrected form of the input sentence.
question:
Some people said that placebo is really drug , about 3 0 percent of partients agree with this idiea .
answer:
Some people said that the placebo was really the drug , and about 3 0 percent of patients agreed with this idea .

question:
They bring us to far places in quite a fast speed without much human physical exertion .
answer:
They bring us to far places in quite a fast speed without much human physical exertion .

question:
for example , there may be eldelery travelers which may cause a slow movements due to their unability to walk fast .
answer:
For example , there may be elderly travelers with the inability to walk fast , which may cause slow movements .