The more ______ we take the safety standards, the further we can speed up the development of the school bus industry.
In order to find out how the famous painting was stolen as soon as possible, more experienced policemen have been sent to _____ the case.
People today make choices of their diets______ what they believe.
In our childhood, we were often ______ by Grandma to pay attention to our table manners.
I invited him to go to the cinema with me and he promised to. He didn’t,______.
----Li Feng won the first prize in the national English competition. ----Oh, really? I’m glad that his hard work at last _____.