The biggest problem with Bob is that he never has got a/ an ___ goal in his life.

Though it rained hard, a lot of fans were waiting at the exit of the airport, __________ to see their famous pop stars.

—She’s a lot older than you,isn’t she?—Fifteen years,to be _________.

It’s ____ wrong to speak like that in public.He has gone ____ too far.

—What do you think of the book? —It’s ______ a book. It serves as (充当)a really good guide to job hunters.