Hi Whatchadoin.1.I'm wondering.---It is used to express an action going on at the present moment 2.I've been wondering----It denotes an which was recently in progress but is no longer going on at the present moment
1.I was'nt expecting that---it is used to denote an action which was going on at a definite moment in the past 2.I did'nt expect that?------It is used to express an