Living in Western China certainly has its problems, _________obtaining water is not the least.

――Hello, may I speak to Diana――Of course . _______ is she.

Guangzhou’s high school students have been_______to a lot of foreign cultures,.but they never forget their own.

eth, here you are! _________!—-Thank you for meeting me here, Betty

Please help Jack ____ his bike. It’smissing(不见了).