49、《青春之歌》的作者是( )。

134、Before he left the White House, the president made a ( ) speech.

133、She often talks with a ( ) appearance but in fact she is always telling lies.

132、He read the paper several times but he still ( ) some printer’s errors.

131、We ( ) that it will take another four months to finish this plan.

130、It is impossible for us to ( ) such a difficult task within the limited time.

129、The financial support is decided not only according to your GRE score,but also according to your ( ) in college.

128、A ( ) political and economic situation is very important for the development of any country.

127、Both sugar and salt can ( ) in water.

126、I have not heard anything from him since his ( ).

125、This morning in the class, our teacher lost his ( ) at last because he could not stand any more.