1．His poor performance may be attributed to the lack of motivation.

A．taken for B．viewed as C．caused by D．focused on

2．The new cut in interest rate is meant to promote domestic investment.

A．advertise B．publicize C．encourage D．obtain

3．Conditions for the growth of this plant are optimum in early summer.

A．most desirable B．most favorite C．most expressive D．most acceptable

4．She often says her greatest happiness consists in helping the disadvantaged children.

A．relies on B．lies in C．is composed of D．is proportionate to

5．Now and in the future, we will live as free people, not in fear and never at the mercy of any foreign powers.

A．under the control of B．in the interest of C．at the cost of D．for the sake of

答案：C C A B A