ruler,doesn't,a,Linda,long,have 组成一句话

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• ( ) 1.How _________ pupils are there in your school?A.much B.many C.long( ) 2.Mr.Green is a musician.He’s good at playing ___________ piano.A.a B.an C.the( ) 3.I usually go home __________ five o’clock in the afternoon.A.at B.in C.on( ) 4.My sister doesn’t have _________ pets.A.some B.any C.a( ) 5.—Whose is the ruler on the table?—It’s _________.A.me B.my C.mine( ) 6.My classmates ___________ * next Saturday.A.visit B.visited C.are going to vi
• ruler,doesn't,a,Linda,long,have 组成一句话
• ruler,doesn't,a,Linda,long,have 组成一句话
• 一定条件下的反应：PCl5（g）⇌PCl3（g）+Cl2（g）（正反应吸热）达到平衡后，下列情况使PCl5分解率降低的是（　　） A.温度、体积不变，充入氩气 B.体积不变，对体系加热 C.温度、体积不变
• 一定条件下的反应：PCl5(g)=====PCl3(g)＋Cl2(g)(正反应吸热)达到平衡后,当温度、体积不变,充入氩气 使PCl5分解的变化情况是{增大 减小不变}