Group 1

envy，representative，investigate，release，literal

（1）It only took between five and seven people to get the parcels delivered，and once

released

released

，the results were published in the bimonthly magazine Psychology Today.
（2）I often heard from other people that they

envied

envied

us and wished they lived in our neighborhood.
（3）The attempted murder is still under

investigation

investigation

while the police have found a suspect.
（4）Mckay had been driven to this act of violence by

literally

literally

getting wet just once too often.
（5）Our committee consists of

representatives

representatives

of teachers and students.