题目

如图1,在矩形MNPQ中,动点R从点N出发,沿着N→P→Q→M方向运动至点M处停下,设点R运动的路程为x,△MNR的面积为y,如果y关于x的函数图象如图2所示,则下列说法不正确的是() A . 当x=2时,y=5 B . 矩形MNPQ的面积是20 C . 当x=6时,y=10 D . 当y= 时,x=3 答案:D根据首字母及汉语提示,完成下列单词的拼写,使句意明确,语言通顺。1. Jack wants to go around the _____ (世界).2. These _____ (树叶) are green in summer and they're beautiful.3. She is a teacher. She t_____ us English.4. We use a c_____ to take pictures.5. The girl is from Xinjiang. She is p_____ beautiful.
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