问题
选择题
I become ________ in American history.
A．more interested and more interested
B．more and more interested
C．more interesting and more interesting
D．more and more interesting
答案
答案：B
题目分析：句意：我变得对美国历史越来越感兴趣了。比较级＋and+比较级，表示“越来越……”，故选B。be interested in 对……感兴趣。