―Hello!May I speak to Jack, please? ―Yes, speaking. -Oh, I _______ your voice at first.
He always did well at school _________ having to do part-time jobs every now and then.
---- Is Mary coming to the concert? ---- I think ________.
---- Have you been here long? ---- _______.
________ mud on his trousers brushes off easily.
The young lady was careful _________.