光能转化成骨骼肌细胞内ATP中的能量,需经过的主要生理过程依次是( )①光合作用 ②细胞呼吸 ③消化吸收 ④主动运输
A:①③④②
B:①②③④
C:②①④③
D:④①③②
I don't think Ken did such a stupid thing, __________?
—What do you think of the robots in the future?
—I think they won't __________ do all the work like humans.
8÷2=____
移栽植物时,可采用科学技术,把一种无色液体喷到植物的叶面上,形成一层二氧化碳可以通过,而水不能通过的薄膜,从而提高移栽植物的成活率,这其中的道理是( )
-- You see, it's my dream to buy __________ iPhone 6S.
-- Oh, you can ask your parents to buy __________for you.