Thefloordoesnotlooksobadwhen________(sweep)clean.
Howlong________they________(dig)theditch?
Abeamoflightwillnotbendroundcornersunless________(make)todosowiththehelpofareflectingdevice
Hardlyhadhefinishedhisspeech________theaudiencestartedcheering.
Ipreferthisdiagram________thatone.
Ihavebeenstudyinghereforfouryears,bynextsummerI________.