【单选题】give proper response
D.
I usually go home by air.
【单选题】give proper response
A.
Sorry, I can’t help you.
B.
It’s very interesting.
D.
You can’t ask me that.
【单选题】give proper response
A.
I don't want to go with you.
【单选题】give proper response
A.
It's very interesting.
【单选题】give proper response
【单选题】give proper response
D.
I don't want to tell you.
【单选题】I take photos of people and nature. I am a _____
【简答题】一般固体金属( )(填失去或得到)电子,发生( )极反应。