— May I come in? I'm sorry I am late.— Come in, please. But could you please tell me ?
The shirt made______ China is made ______silk.
Would you like ________ of tea?
This pair of shoes _______ very nice. Can I________?
--Excuse me, may I have_______ water? --Sorry, there isn’t ______ water in the cup.
The jeans are________, so I will take________.