More praise to yourself you’ll build up confidence throughout the difficult times.A. but

问题补充：

More praise to yourself, you’ll build up confidence throughout the difficult times.

A. but

B. and

C. or

D. however

答案：

A. but

(答案→)B. and

C. or

D. however

解析：考查特殊句式。本题中含有特殊句式：祈使句+连词+陈述句=If引导的条件句+主句。这个句型进一步转换成：名词短语+连词+陈述句。本题中使用了“名词短语+连词+陈述句”本句=If you praise yourself more, you’ll build up confidence throughout the difficult times.后面构成的是肯定的陈述句，故B正确。