excuse me,do you know miss black's telephone number?sorry,i don't know.
she ( )it since yesterday.
a.has changed
b.have changed
为什么?she 不是应该选a的吗
人气：373 ℃ 时间：2019-12-07 02:16:13
解答
B 无论如何是不对的,请放心.
she 后面只能接 has 或 had （过去式）
推荐
- --Excuse me,where's the post office --Sorry,I don't know.--______ .
- Excuse me Could you tell me__?Sorry ,I don't know.I'm new here.
- Excuse me,could you tell me_____?-Sorry,I don't know.I'm new here too
- Do you know ___?-Sorry I don't know.
- ______!where is my pencil?______,I don t know.A.Sorry ；excuse me B.Hello；Oh
- 稀硝酸和稀硫酸液态混合酸中,存在的阴离子主要是（）,这是因为混合酸中不仅存在两酸的电离平衡,而且因硫酸的电离能力大于硝酸,又在无水条件下,混酸必然发生（）反应（离子反应）造成.
- 哥白尼 生平事迹100字左右
- it didn't survive until the end of the century
猜你喜欢
