He's sure to go if he___free.A.is B.will be原因?

He's sure to go if he___free.A.is B.will be原因? I think she is sure to come if she ______free.A will be B is Will you go to the park if it______fine?A.is B.will be C.be 英语选择题：Will you go to rhe park if it ( ) fine? A.is B.will be If you go to the party,you( )enjoy it A.will B.will be C.is if Joe's wife won go to the party,_ A he will either B neith Go to help her if she ___in trouble.A.is going B.will be C.c 关于If的语法He will go to the party if he （ ）A.invites B.is invit He is not sure whether he will be to write a Book He is young,____,but experienced A,for sure B.to be sure C.m He will be very happy if he( )his friends A will see B has s 一道英语单选题,（ ）it's rainy or windy,he will go to BeijingA.if B.A