把正确答语前的字母填到横线上
①6How many birds do you see?____
②I'd like car 18,please.____
③What's this?____
④How many balls do you have?____
a. I have 11. b. OK c. My new crayons d. I see 15.
限制价格是一国政府为了限制某种产品价格过高或产业过度发展而实施的最高限价,同时也是政府为保护消费者利益而制定的最高限价。我国某民生产品在以数量(Q)为横轴、价格(P)为纵轴的坐标系中,假设其供给线S恰好符合函数P(Q)=30+3Q,需求线D恰好符合函数P(Q)=180-Q。如右图所示,不考虑其他因素,则该产品的限制价格为( )
根据句意及词首字母或汉语提示,补全单词。(1)Don't talk l____ in the classroom. It's impolite(不礼貌的).(2)The movie is so boring. I can't s____ it.(3)The clothes shop is on sale. This shirt is very c____ .(4)Yesterday, Kate studied for the English t____ .(5)Please ____ (记住)to turn off the lights.