Mrs Brown always takes things _________ too seriously, which makes the people around her uneasy.

I just keep working hard as I have done, and ________ it will pay off. It has done so far and so I just have to do the same.

________ we looked at it, the better we liked the oil painting.

On foggy days, you have to drive very ________ on the expressway to avoid traffic accidents.

 ----Volunteering is becoming ______ popular in China. ---- Yeah. People are now aware that helping others is helping themselves.