问题
选择题
—Will Mr Brown come to visit the company ?
—We don’t know if he _______.If he ______,we’ll tell you.
A.comes,comes
B.will come,comes
C.comes,will come
D.will come,will come
答案
答案:B
前文if是是否的意思,后文是如果的意思,引导条件状语从句.根据题意前面叙述的是将来的事情,用将来时态,后文主句是将来时态,从句用一般现在时态,故选D.