---Ann is in hospital. --- Oh, really? I _____know. I ________her for a long time.
Mrs. Zhang advised us ______ the math problem in another way. A. to solve B. solving C. creating
This kind of machine ______ cutting meat in big restaurants. A. is used to B. is made from C. is used for
Helen finds ______ difficult to climb to the top of the mountain in an hour. A. that B. this C.it
You can hardly avoid ______ her if you work in the same office. A. hiding B. meeting C. to hide
The boy with short hair ______ Little Tiger by his parents. A. callsB. called C. is called