问题
选择题
He often_______ tennis with his friends. Now they_______ tennis at school.
A．play; play
B．plays; playing
C．plays; are playing
D．playing; are playing
答案
答案：C
题目分析：第一空前有often经常，故应用一般现在时，主语是he，故谓动应用单数第三人称；第二空前有now，故应用现在进行时。故选C。