Scientists have done a lot of study to show that praise is far______

填空题 Scientists have done a lot of study to show that praise is far__________(effective) than criticism in improving students' behavior.

参考答案：暂无进入在线模考

【答案】more effective
【译文】科学家做了大量的研究发现，在改善学生行为方面，表扬比批评更有效。
【考点】形容词比较级
【解析】从结构上看，than暗示题中要用比较级，effective为多音节词，故其比较级形式为more+多音节词。

1 The secretary was in a good mood because her__________(propose) was accepted by the general manager,

2 Time __________( permit), my husband and I are going to the cinema on Christmas Eve.

3 It can __________ (believe) that there is no life without water.