I think you’ve got to the point_____a change is needed , otherwise you’ll fail .
It is the discovery of Cao Cao’s tomb, _____ was made in Anyang, Henan province, _____ has received widespread attention.
Tom does speak Chinese well, but his reading and writing skills leave much ______.
Although Rio knew little about marketing, he succeeded ______ other more well-informed managers failed.
It is required that under no circumstances ______ betray ourselves even if there are temptations like money or beauty.
Because of the nuclear crisis caused by the earthquake in Japan, many people lined up to buy salt ______ seeking protection from radiation.