The conference has been held to discuss the effect of tourism ______ the wildlife in the area.
A: in
B: B．on
C: C．at
D: D．with
A: in
B: B．on
C: C．at
D: D．with
举一反三
- The conference has been held to discuss the effect of tourism_________ the wildlife in the area. A: in B: on C: at D: with
- The meeting______ in October, put the plan has been put off again and again. A: was to have been held B: ought to have held C: was to be held D: must have been held
- The airport（）next year will help promote tourism in this area. A: being completed B: to be completed C: completed D: having been completed
- What has been achieved in the meeting held in Bangkok A: A proposal has been made to persuade tourists to return to the tsunami-stricken countries. B: The World Bank is going to lend more money to those tsunami-hit countries. C: The World Tourism Organization is going to hold a global competition. D: Tourism officials from Asian countries are going to join together and found a new organization.
- Tourism has become one of the most important _______ of income for the people of that area. (source; sauce)