A.loss
B.lose
C.losing
D.to lose

A.to
B.with
C.on
D.above

A.by
B.on
C.in
D.at

A.concerning
B.about
C.regarding
D.with

A.deliver，collect
B.collect，send
C.deliver，send
D.collect，deliver

a.at
b.by the
c.by
d.near

A.we received
B.did we receive
C.we have received
D.had we received

A.to，by
B.from，with
C.in，from
D.upon，with

A.appeal
B.encourage
C.arouse
D.attract

A.appoint，make
B.want，make
C.need，make
D.need，do