When the boss came in, these workers pretended to________ carefully.
.John sold the camera yesterday which his brother ________ him as a birthday present from Japan.
.I can never forget the day ______ we worked together and the day _______ we spent together.
--- Shall we call on Frank tonight?---We’d better not. He is said ________ a lecture.
Have you got the message I left with your father yesterday_______ you’ll have an important meeting tomorrow afternoon.
--- Who knocked at the door?--- I’ve no idea. I just pretended nobody was at home, so I didn’t ask who ______ was.