X、Y、Z为三种单质。已知:Y能将Z从其化合物的水溶液中置换出来,而Z又能将X从其化合物中置换出来。由此可以推断下列说法中可能正确的是 ①单质的氧化性:Y>Z>X; ②单质的还原性:Y>Z>X; ③对应离子的氧化性:X>Z>Y;④对应离子的还原性:X>Z>Y
What do they need ____________ food? A. to make B. make C. making
—____________ is it? —It's yellow. A. Which color B. What color C. What
I'm really sad because I ____________ my bike. A. use B. lost C. loses
Leaves ____________ many jobs. A. has B. have C. haves
Flowers ____________ the seeds. A. making B. makes C. make