Red-crowned cranes need more people’s help.—Yes. People working in the reserves are doing everything they can ____these birds.

39. —Tom, could you tell me __________—Sorry. You can turn to Mr Lee for help.

Someone is knocking at the door. Go and see who it can be.— It__________ Peter, because he has gone to New Zealand.

The man used what hehad his wife a diamond ring

Wehave strong ________ for believing that the newly-invented material is not onlypopular but also a monument to the eco-friendly lifestyle.