The accident happened ______ a cold winter early morning.[ ]

_____________ is your pen pal from?—He is from Australia.

Hi, Peter. Tomorrow is Sunday. Would you like ______ with me?—Yes. Thanks .

Did your classmates have a good time in the Disneyland last weekend?—Yes. They enjoyed _________ very much.

The students in our school have ________ days off and spend _________ time doing their homework.