3道英语单选题,请大神来看看Jimmy come close to be killed in a traffic acc

3道英语单选题,请大神来看看
Jimmy come close to be killed in a traffic accident the other day

-( He was driving carefully all the time.
A.When B.what C.how
2.( ) Tom （ ）this week?
-No,he is on holiday.
A.Has;worked B.Does ;work C.Did work D.Is working
3.You'd better button up your coat;it ( )cold and the wind is blowing
A.gets B.is getting C.will get D.has got
求正确答案,说下理由谢谢