如图是表示某生物有丝分裂过程中核DNA含量变化的曲线,下列关于曲线各段的描述不正确的是( )A.若E表示的是分裂末期,则C、D段的核DNA含量相同B.A段DNA复制时期,DNA最不稳定C.据图可判断:A是分裂间期,B到E是分裂期D.D段表示的是分裂后期,此时染色体加倍
——Let’s go _________. A.shop B.shopping C. city
——Forty plus nineteen equals ______. A. fifty-five B.forty-seven C.twenty-one
——I need a new chain. Let’s go to the ______. A. silk shop B.bicycle shop C. tea shop
——It’s June. The weather is _______. A. cold and snowy B.windy and cloudy C. hot and sunny
——Let’s go to the library to____. A. watch a movie B.fly kites C. read a book