Bob used to __in the countryside . But now he is used to ____in the big city .A.live ; live B.live; living C. living ; living
—My father is ill in hospital, I’m looking after him. —___________.
The rich man ______ much food______ the poor families during the hard time.
_____ the help of the policeman, I found my lost wallet.
I want to buy a story book in the bookshop, but there are ___________ in it.
— Is Jim coming by train? —I’m not sure. He_____ drive his car.