His success in his career was due to hisdetermination __________ what seemed impossible

Where did you come across our Chinese teacher?—It was in the supermarket ________ I purchased mooncakes.

－Excuse me, could you tell me ________－There’s an e-shop next to the bookshop. You can go there.

The Browns have six children altogether It is obviousthat ________ little money the present job brings Mr Brown can hardly supportso large ________family like that

____ it happens, her birthday is after mine.