HE IS VERY KEEN……….ENGLISH , BUT HE IS NOT GOOD ……… LISTENING . A....
39. He is very keen……….English , but he is not good ……… listening .
a. at / on
b. on / at
c. at / at
d. to / of
39. He is very keen……….English , but he is not good ……… listening .
a. at / on
b. on / at
c. at / at
d. to / of