Resposta:
a. cindy is listening to the podcast. (listen)
b.the man is singing.(sing)
c.mrs gordon is shopping for clothes.(shop)
d.the boys are running in the park.(run)
e.harry is writing a book.(write)
f.I'm speaking to him at this moment.(speak)
g.matthew is lying to me.(lie)
h).paul and I are studying English. (study)
i).the bus is taking too long to come.(take)
j).james is playing the guitar.(play)
k).the leaves are falling on the ground.(fall)
Explicação:
O gerúndio (Present continuous) no inglês tem o sufixo -ing, assim como o português tem o sufixo -ando.