She is quite keen ........... on the idea.

Question

a/ on

b/ in

c/ of

d/ for

Answer 1

a/ on

Gt: có be keen on: thích, quan tâm

Answer 2

She is quite keen ........... on the idea.

a/ on
b/ in
c/ of
d/ for

Answer 3

A. on

Ta có: keen on:yêu thích