At the meeting, they discussed different ________ to the study of physics. A. ways B. means C. methods D. approaches
高级住宅区一般位于城市的边缘，主要是因为 A．地价便宜 B．环境优美 C．交通方便 D．城市总体布局的需要
Is ____ three hours ____ the boy___ family is poor to come to school on foot? A. it, that, shoes B. it, when, that C. it for, that it takes, whose D. it, that it takes, whose
Shark is getting old and can’t jump as_________ as he did. A.high B.high
I want to watch the news on TV. _____, please. A. Turn on it B. Turn it on C. Turn off it D. Turn it off
金溪民方仲永，世隶耕。仲永生五年，未尝识书具，忽啼求之。父异焉，借旁近与之，即书诗四句，并自为其名。其诗以养父母、收族为意，传一乡秀
最近我很忙抽不出时间去看电影。(afford) ______________________________________________________
(1)选择适宜的物质完成下列反应，并写出有关反应的化学方程式。 ①+2H+CO2↑+H2O___________________________________________________②Cu2++2OH-Cu(OH)2↓______________________
B．
D．
