The more careful you are, _______ mistakes you’ll make in the exam.

Did you see a man in black pass by just now——No，sir．I___________a newspaper．

Whose book is it —Look! Jane’s name is on the cover(封面). It _________ hers.

MrLi, leader of the team, always think of _______ he can do more for his teammates

John shut everybody out of the kitchen ____he could prepare his grand surprise for the party