Two students in our school will go to the beach.

Thelibrary_________Ioftenborrowbookswasbuiltin1980.[ ]

It is the discovery of Cao Cao’s tomb, _____ was made in Anyang, Henan province, ____ has received widespread attention．

Do you like to play ____ your friends?—Yes, I do.[ ]

His uncle ________ for a week.