(2014·湖南十二校联考)I got an e­mail from my old friend last Sunday.Until then，we________in touch for nearly 3 years

the custom for people to bow to one another in Japan. When Fred visited that country he bowed too, even though he felt ________ doing it.

The success of a government should be measured ________ the health and happiness of the peopleas well as the development of economy[ ]

n had expected to see all hisrelatives when in hospital, but came tosee him while many of his friends offered him their help

Great changes ______ in my hometown in the last ten years.