This book, which (buy) （） last week, will be sent to my son as a gift before his coming birthday.

A.In a train.
B.In a car.
C.In a plane.
D.In a ship.

A.They have a desire for the contract.
B.They are bound to win the contract.
C.There is no hope of making the contract.
D.They don’t want to sign the contract.