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1)Billy usually ..................................................(sit)  near the window,but now he  ..........................(sit)   in front of the teacher.2)The Smiths always ...............................(spend) their holidays at the  seaside /They ....................(be)  on holiday now.They ............................(be)   at the seaside .3)Sorry i cant play with you now because i .........................(do) my homework .4)The teacher opened the door and asked ^-Boys,what ....................you .................(do)?We ..................(learn) the new worlds.Then why .................. you ....................(sit) under the desk?Because we ...........................(look) for a pen.-...................you ............................ (be ) ready to write a test?-yes,we ...................5)Can i .......................(use) your  red  pen,please ?-Sorry,i ...................(use) it now.6)I never ...........................(use) the calculator at school.7)Can you help me,please .i ...........................(try) to turn on the computer.8)Every day my mother ................(try) to teach my little brother how to do morning exercises .9)The  sun ............(shine) brightly,lets have lunch in the garden.10)The sun ...............(shine)brightly in August