A.self-conscious
B.self-satisfied
C.self-directed
D.self-confident

A.not saying
B.telling
C.not to say
D.not tell

A.sending
B.sent
C.having sent
D.were sent

A.catch up with
B.put up with
C.keep up with
D.come down with

A.on pass
B.for passing
C.to pass
D.on passing

A.turned in
B.came off
C.came to
D.turned up

A.aren't they
B.are they
C.haven't they
D.don't they

A.attentive
B.attentively
C.attend
D.attention

A.spirit
B.title
C.describe
D.final

A.worked out
B.Having been identified
C.to reduce
D.of