Green economy offers a new model ______ people could both protect the climate and develop the economy, according to what Li said at the International Cooperative Conference on Green Economy and Climate Change.
With all these attractions ,it’s ___ that tourism is increasing wherever there is a Disneyland.
The teacher was satisfied __the progress he had made,because he rid himself ___ being lazy and careless.
. Tom kept quiet about the accident_______ lose his job.
Johnson suggested the problem worth paying attention _____ at the meeting.
. Leo ______ have kept his promise. I wonder why he changed.