---I was riding along the street and all of a sudden, a car cut in and knocked me down.
--- You can never be ______ careful in the street.
A. much B. very C. so D. too
A dozen ideas were considered _____ the chief architect decided on the design of the
building.
A. because B. before C. whether D. unless
Scientists are trying to develop a special material, ________ they will make use of in
spacecraft.
A. it B. one C. that D. what
He was absent for two weeks, so he had a lot of homework to ________.
A. make up B. put up C. take up D. pick up
--- Do you think he will do me a favor?
--- As far as I know, he is the last one to help others. He _______ be prepared to give you a hand, though.
A. might B. must C. can D. should
Those lovely flowers were ______ for your mother for her 57th birthday, but as she is away, I would be glad if you accept them.
A. committed B. intended C. supplied D. scheduled
