30.To develop the New Economy, we must not only update our economy with advanced science and technology, but also, ________ this new trend of development.
A.in addition to B.in response to C.in contrast to D.in relation to
29.The people began to break the windows, but the police soon had the situation ________.
A.under way B.under control
C.under review D.under consideration
28.As is often pointed out, knowledge is a two-edged weapon which can be used ________ for good or evil.
A.similarly B.widely C.equally D.properly