问题
选择题
—Do you think our teacher is ？
—Yes， he always corrects our homework and prepares his lessons .
A．careful； careful
B．careful； carefully
C．carefully； carefully
D．carefully； careful
答案
答案：B
考查形容词和副词，第一空作表语，用形容词；第二空作状语，用副词，选B。难度中等。