—Do you know ______ I could pass the exam? —Sorry, I‘ve no idea.
_______ the teachers in the school is one hundred, and _______ of them are women teachers.
---Why did Suzy look so stressed when we saw her?---Because she wondered________.
The second Sunday of May is ________ Mother’s Day. It’s ________ special day for children to show their love for their mothers.
Could you please tell me ____?
Tom hardly had time for concerts at that time, ____?