Present Continuous

Introducing
ideas
These verbs are used 
to introduce an opinion or belief. They are often 
followed by that and by a complete sentence. 
Believe
-He still believes (that) Santa Claus 
exists. 
Feel
-I feel (that) you should call her. 
Know
-The adults know (that) pigs cannot fly. 
Think
-I think (that) we are lost. 
Understand
-I understand (that) you are an 
artist. 
Senses
of
perception
These verbs are used to 
describe senses of perception. They are often 
used with can, with no change in meaning. 
See
-Do you see that tree over there? (Can you 
see…) 
Hear
-I don't hear anything. (I can't hear…) 
Smell
-Do you smell something burning? (Can 
you smell…) 
Feel
-I feel a pebble in my shoe. (I can feel…) 
Taste
-I barely taste apples in this pie. (I can 
barely taste…)