---I haven’t seen Jack for three days, is he ill? ---_______. His mother told me that he was in hospital. 

 — what ____ he ______?— He is tall.

－Can I park my car here , sir?－______. You see, there’s much traffic here.

---______ do you go hiking?--- Once a week.

 -- Your uncle speaks good English. Who taught him?-- ________, he learned it by himself.