______and under no circumstances will China be the first to use nuclear weapons.A．At times

Only under special circumstances ________怎么选择

Under the pressure and stress from their careers and children, adult children tend to ____

The girl under the tree is ______ my sister.A．no one thanB．no other thanC．no one thatD．non

Under no ______ should we seek temporary economic development at the expense of the enviro

Under no______whatsoever will I support Mr. Baldwin.A．circumstancesB．surroundingsC．setting

Under no circumstance______to tell lies to parents.A.children are allowedB.are children al