Will the widening ______ between the rich and poor reverse？A．cheatB．charmC．chaseD．chasm

The rate of heat transfer between the hot and cold fluids passing through a shell－and－tube type heat exchanger will _____.

Reducing the clearance between a valve stem and rocker arm will result in the valve _____.

Under the agreement, all trade barriers between the two countries will be ______ by the en

Trade unions have criticized that the new force will worsen the relationship between______

Another agreement______ tomorrow will concern academic exchange between the two universiti

Thedata the Censtus Bureau collected indicates that______________A. technology has widened