问题
选择题
—I don’t know if Dr. White _______ to the party next week?
—I think he will come if he ________ free.
A．comes; will be
B．will come; will be
C．comes; is
D．will come; is
答案
答案：D
时态题。第一空句中有next week用一般将来时；第二空在条件句中用一般现在时态代替将来时。 我不知道下周怀特医生是否会参加聚会? 我想如果有空的话他会来的。选D