1________ bad weather it is!It’s rainy for two weeks.

is the man, do you know-— I don’t know exactly． But I think he can be ______but a teacher．

Recent studies have discovered that fathers uniquely contribute to the development of their children, _____ in low income families

How was your recent trip to Sichuan?—I’ve never had ________ one before.

Michael works _______ a farm. His sisterworks ____ a factory.