The two friends met a bear while they were walking _____ the forest.[ ]

We go to the piano class ______ Monday ______ Friday. [ ]

Must the government of Philippines (菲律宾政府) say sorry to China？—Yes, they __________. Their behaviour has deeply hurt Chinese people.

Linda’s mother doesn’t allow her to study for a test with her classmates. Why?—Because they talk _____ evision.[ ]

Is Mrs.Smith in?—I’m afraid she isn’t．Would you like to ________ a message?