Granny (look for) her glasses. Where are they?
looks for
is looking for

He (speak) several languages.
speaks
is speaking

Nick is in his room. He (play) the piano.
plays
is playing

John is so tired that he (sleep) now.
sleeps
is sleeping

I (not understand) what he (speak) about.
do not understand, is speaking
does not understand, speaks

He (not like) reading at all.
does not like
is not liking

I (look out) of the window, but I (not see) him.
am looking out, do not see
look out, am not seeing

The film (begin) at half past seven.
begins
is beginning

What you (think) about now?
do you think
are you thinking

What you (think) of that film?
do you think
are you thinking

How much it (cost) to fly to New York?
does it cost
is it costing

I (listen to) you very attentively.
listen to
am listening to