B. tip
C. fare
D. cost
32.He was _______ the preparation of an international conference when
I arrived in Beijing.
( D )
A. engaged to
B. engaged for
C. engaged on
D. engaged in
33.I am pleased to take _______ to exchange views with you.
( A )
A. this opportunity
B. a chance
C. this time
D. a period
34.In those days, the Portuguese (葡萄牙人) were trying to reach India
by sailing round Africa, but Columbus _______ prove that India could be reached by sailing west.
( C )
A. was determined in
B. determined
C. was determined to
D. determined in
35.Wang Li’s father has taught English here since he graduated from
Peking University.
( C )