职工消费价格指数是反映城市居民家庭用于各类生活消费和服务项目价格水平()的经济指数。
A.实际变动趋势及程度
B.相对变动趋势及程度
C.实际变动
D.实际程度
参考答案:D
What a great _____ do you think a word of praise from the teacher will have on pupils?
A.result
B.account
C.effect
D.cause
—Where did the boy do some reading last weekend?
—______. [ ]
A. There was a library
B. He liked reading very much
C. On Saturday morning
D. At home, I think