Though famous all over the world, Yuan Longping, sunburnt, ______ with his simple life and ____ in plain clothes, is still busy with his experiment to improve his super-hybrid rice [ ]

They forced ____ little children to workall day for so little money____ everyone couldn’t bear that

________ is your Maths teacher—-The man ________ a white shirt.

John’s uncle insisted _____ in this hotel any longer. [ ]

It is said that some software on learning subjects for pupils _______ in a very practical way. [ ]