As I will be away for at least a year, I’d appreciate _____ from you now and then so that I can know how everyone is getting along.
I'm glad he agreed ________ my advice .Finally,he and I agreed ________going there by bus.
I am very worried because my son ________ most of his spare time ________ playing games on the computer.
________ other good students,in my opinion,Tom is ________ student.
________he recites 10 words every day and his English has improved greatly.
As the most ________ spoken language in the world,Chinese is taught in many schools in Europe.