①4个硫原子____；②3个铝离子____；③五氧化二磷____

④单质镁____；⑤6个二氧化碳分子____；⑥地壳中含量最多的元素____．

春秋后期鲁国“履亩而税”产生的最深刻社会影响是

根据句意，用括号内所给动词的适当形式填空。(必要时加助动词或情态动词)
____ Mr Zhang ______(teach)us English three years ago.
____ Peter turned off the computer after he finished______ (write)an e-mail.
____ —Where's Miss Wang?一Look，she______(talk)with the students.
____ Mr Liu isn't here now．He______ (go)to Beijing.
____ The children will go to the zoo if it______ (not rain)this Saturday.
____ There______ (be) a meeting in our school tomorrow afternoon.
____ Mr Green______(watch)TV at this time last night.
____ You’d better______(eat)less food before you go to bed.
____ My teacher told me that light______(travel)much faster than sound.
____ English______ (speak) by many people in the world.

著名音乐人高某某，因涉嫌酒驾被刑拘半年并处以罚金。这说明（    ）

①公民行使自己的权利时，不得损害他人的合法权利  ②法律具有制裁违法犯罪行为的功能

③法律具有普遍约束力                                                      ④法律具有协调人与人之间的关系，解决人与人之间的纠纷或矛盾的作用

“如果说人生是一望无际的大海，那么挫折则是其中骤然翻起的浪花。”我们可以从中领悟到(   )