I don’t know the teacher ________ is talking with Miss Wang.
We'll have dinner at Qianxilong Restaurant, which is famous ________ its food.
Yesterday ________ 8-year-old boy fell into the river.________boy was saved by a policeman.
In our school library there _____a number of books on science, and in these years the number of them ____growing larger and larger.
Sunglasses are used ________ protecting your eyes in sunny days.
_______ he is in poor health, ______ he is still busy working all day and all night.A.Although; butB.Although; /C.Although; and