However,at times this balance in nature is _______ resulting in a number of possibly unforeseen effects.
The news sounds _______.
Speech is ______ heard when it is given in a clear voice just slightly louder than normal.
If no one _____ the phone at home, ring me at work.
The car ______ at the present speed until it reaches the foot of the mountain at about the o’clock tonight.
If you ______ the medicine you ______ better now.