A. crush B. subdue C. conquer D. tranquilize
单项选择题After the disaster of flood, people all over the village made（）effort to rebuild their home.
A. superfluous B. tenuous C. strenuous D. fatuous
单项选择题It is advisable to（）an electric wire with rubber in order to secure safety.
A. desolate B. resolute C. insolate D. insulate
