——Jenny, shall we watch the movie Fast & Farious 7 this weekend?
——It sounds _______! I can't wait to see it!
A:strange
B:bad
C:great
D:awful
⑴ ____ A. Beijing is a great city.
⑵ ____ B. Time to go back to school.
⑶ ____ C. Don't forget to take some pictures.
⑷ ____ D. I'm putting on my new coat.
⑸ ____ E. What a fun trip!
①都是白色固体 ②都极易溶于水放出大量热③溶液都使无色酚酞试液变红 ④都能和酸发生中和反应 ⑤溶液中通入CO2都变混浊.
下列关于生物遗传的叙述,正确的是( )①基因传递符合孟德尔定律和伴性遗传的生物一定是真核生物②有伴性遗传的生物一定有孟德尔定律遗传③原核生物和病毒的遗传不符合孟德尔定律,也无伴性遗传④真核生物都有伴性遗传⑤真核生物的无性生殖过程基因传递不符合孟德尔定律⑥对人类而言,孟德尔定律和伴性遗传同时发生