1、I was bad at English last term.I will try my best to learn it ---
A from then on B from last term C from on D from now on
2\ You'd better not go there ,-----you?
A wouldn't B should C had D couldn't
3 She has a pen in one of her hands,but what's that in her -----hand?
A one B another C the other D other
能说明一下最好
第二题答案里是C,为什么?