With several rounds of talks, the union leaders successfully          an agreement for a shorter working week.

They made every effort to　　　 their argument.

Rather than _______ here waiting, I prefer _______to find out what on earth has happened.

At that very moment my mind went completely_______ and I forgot what I was supposed to be doing.

 Piao Jinhui was elected president of the Republic of Korea in February, 2013 by a ______ majority, ______ a brand new start of the country.