help me!!!!!!!!!!!!!

QUESTION I

1,Lan has studied english for five years 

2,although the sun was shinning it was not very warm

3,Nam used to live with his parents 

4,you shouldn t talk with food in your mouth

5,i prefer traditional dances to moderns ones 

QUESTION III

1,we were having the dinner when the telephone rang

2,we spent two hours repairing the windows yesterday

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