题目

货币充当流通手段职能时商品交换出现下列变化( ) A．把商品价值表现为价格 B．把商品交换变成商品流通 C．商品交换不需要现实的货币 D．把流通手段变成购买手段   答案：B  货币出现以后，交换就以货币为媒介，这种以货币为媒介的商品交换，叫做商品流通，用公式表示为：商品—货币—商品，故选B项。A项正确但不合题意，C项错误。D项中“流通手段”与“购买手段”是一回事。   完形填空。      On Sunday, I     1   at 7:00. I    2     breakfast at    3    . Then I help my mother withher housework. At about 9:00 I    4    home. I do some shopping    5    bike. At about 11:00, I    6    my bike back home. I like cooking very much. We have lunch at 11:30.      In the afternoon, I    7     the train to a movie. It takes me two hours     8    it. We have supper at 6:00.      In the evening, I    9    my homework. My parents    10    newspapers. We go to bed at about 10:00. (     )1. A. go to school(     )2. A. has         (     )3. A. seven half  (     )4. A. go         (     )5. A. ride        (     )6. A. on          (     )7. A. by          (     )8. A. to see      (     )9. A. help        (     )10. A. see        B. go to bed  B. have          B. half seven B. come         B. by        B. by         B. take         B. look        B. do         B. watch      C. get up      C. eats        C. thirty six C. leave       C. take      C. ride       C. on        C. go        C. make       C. read      D. play           D. do             D. half past sevenD. return         D. on                               D. give           D. ride           D. to go          D. over           D. look