要有解释的.
1、 The girl sitting next to me on the plane was very nervous,for she_______before.A.didn't fly B.hasn't flown C.hadn't flown D.wasn't flying 2、——Do you know _______?——I'm not sure.Maybe an artist.A.what the man with long hair is B.what is the man with long hair C.who the man with long hair is D.who is the man with long hair 3、——Will Liu Ying come to school today ——I don't know .But I also want to know _________.A.that she will come to school today B.whether will she come to school today C.how will she come to school today D.if she will come to school today 4、He wanted to know _______the English party.A.when will we have B.when we will have C.when would we have D.when we would have 5、There are many people downstairs.What do you think ______?A.to happen B.happening C.is happened D.has happened