A.were
B.weren ’t
C.used
D.didn ’t
A.when
B.as
C.while
D.since
A.signal
B.sail
C.sign
D.seal
A.is
B.were
C.sits and waits
D.was
A.In spite
B.In spite of
C.In spite of that
D.In spite of the fact that
A.were joined
B.were participated
C.were included
D.were involved
A.3,200
B.3300
C.3400
D.3500