Can we get everything ready by the weekend —It all depends on______wecan get Mr. Green’s cooperation（合作）.

The book _________ me thirty yuan, I will put it to good use.

His mother kept telling him to mind his manners at the party. So he became _______ _

His younger sister may already be in high school now, in ________ case this picture book is too childish for her.

I’m now in New York with my friend Jenny. We ______ by plane on Monday.