Yesterday, when I went to his office, he ______ online for some informationI think it will be an interesting lecture

I had never expected _____ such a bigaudience there

_____ team wins on Saturday will go through to the national championships.

doyou know so much about the UFO—I usually get the information by surfing theInternet.

lege, Barack Obama didn’t know that he the first black president of the United States of America.