We appreciated his______of time and money to the project.

y places in China, bicycleis still poplar means oftransportation.

Excuse me, madam. Could you please tell me _________ the bus arrives—Sure. At 9:00.

Tom, who is always shy in public, has made some friends at school, ______ has pleased his parents.

I woke up with______ bad headache, yet by______evening the pain had gone.