I’m sorry I can’t play basketball with you this afternoon.I have _____ homework to do.
A.too many
B.much too
C.too much
D.many too
答案:C
too many+可数名词
too much+不可数名词
much too+形容词
many too 这种搭配不存在
而homework为不可数名词
故选C
I’m sorry I can’t play basketball with you this afternoon.I have _____ homework to do.
A.too many
B.much too
C.too much
D.many too
答案:C
too many+可数名词
too much+不可数名词
much too+形容词
many too 这种搭配不存在
而homework为不可数名词
故选C
控制变量法是实验探究的重要方法。下列四组对比实验获得的结论正确的是
选项 | 实验操作 | 结论 |
A | ![]() | 呼出的气体全部都是CO2 |
B | ![]() | O2含量越高,反应越剧烈 |
C | ![]() | 铁生锈一定有O2参与 |
D | ![]() | 镁的活动性比锌强 |