Could I talk with you right now? I have something urgent. — If you _____, please come to my office. [ ]

set up a club for football fans,________ he invited all his friends

26—How about buying Sam a mobile phone? After all, he isn’t a boy any more.—I think it’s necessary, for we sometimes want to make sure if he ______home for dinner

I’m not sure if Mr. Zhang _____ . If he ______,please let me know .

It was________that I read in your February issue the letter to the editor written by Prof.Johnson[ ]