. Tracy has gone abroad for further study. It ____ be her. The girl you saw yesterday is her sister.

our father returned from Africa yet—Yes,but he _______ here for only threedays before his company sent him to Australia.

Tom got all A’s ________ he spent most of his time studying.

’t manage this Sunday. Another time , but notSunday. —Why_______ me earlier I’ve beenlooking forward to it.

Sometimes people move their shoulders upwards away from their upper body and then let them fall, _____“I don’t know”.