Those who’d like to visit the exhibition ________ (sign) your names here.
sign
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________(fail)severaltimes,theyneedsomeencouragement.
Abeamoflightwillnotbendroundcornersunless________(make)todosowiththehelpofareflectingdevice
Onlywhenyouhaveobtainedsufficientdata________cometoasoundconclusion.
Thistest________anumberofmultiplechoicequestions.
“Haveyoumovedintothenewflat?”“Notyet.Therooms________(paint).”
