10.听短文 请根据所听内容,在每小题给出的三个选项中,选出一个能完成句子的最佳答案,并将答题卡上对应题目所选的选项涂黑.短文听两遍. 16.Most middle school students have pocket money _______. A.every month B.every week C.every day 17._______ students took part in the survey. A.40 B.20 C.30 18.The speaker often spends _______ buying educational books? A.most of the money B.some of the money C.a little money 19.The speaker thinks most of snacks are in fact _______ for us. A.healthy B.unhealthy C.delicious 20.According to(根据) the speaker,_______. A.the survey was done in Class 9,Grade 1 B.it is really important for us to make good use of the pocket money C.we have less and less pocket money.