问题
选择题
He asked me .
A.when she will come back
B.where would she go
C.how she did it
D.what to do it
答案
答案:C
本题中的ask后跟的是一个宾语从句应该用正常顺序,主语为过去时,从句也应该用过去时,故本题选C。
He asked me .
A.when she will come back
B.where would she go
C.how she did it
D.what to do it
答案:C
本题中的ask后跟的是一个宾语从句应该用正常顺序,主语为过去时,从句也应该用过去时,故本题选C。
如图,广口瓶中盛有气体X,胶头滴管中盛有液体Y,若挤压胶头滴管使液体滴入瓶中,振荡,一段时间后可见小气球鼓起。下表中的各组物质不出现上述现象的是( )
A | B | C | D | |
X | O2 | CO2 | HCl | SO2 |
Y | Ca(OH)2 | NaOH | Ba(OH)2 | NaOH |