A、A.how
B、B.whether
C、C.that
D、D.if
答案:B
A、A.how
B、B.whether
C、C.that
D、D.if
答案:B
A. A.to travel
B. B.traveling
C. C.traveled
D. D.travel
A. A.That; that
B. B.What; what
C. C.What; that
D. D.It; that
A. A.Which
B. B.What
C. C.That
D. D.Why
A. A.consumers
B. B.consult
C. C.consultant
D. D.consumption
A. A.as a result of
B. B.because
C. C.so
D. D.however