verb
BAD : She gave to him some cheese sandwiches.
GOOD : She gave him some cheese sandwiches.
BAD : They always give to the new students a warm welcome.
GOOD : They always give the new students a warm welcome.
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give sth to sb BUT give sb sth (WITHOUT to )
Compare: 'They gave a medal to each member of the team.' 'They gave each member of the team a medal.'