Yourbikeneeds_____.You‘dbetterdoirightnow.
Thegovernmentfinally________allthedocumentsrelatingtothewar.
句子写作：Iwasveryembarrassed.Ididn’tknowwhatIshoulddo.
Insummer,shewouldsitinthegardenenjoyingthefreshairandthesmellofthethingsshe______.
In1900,theenergyderivedfromburningpetroleumwasonlyfourpercent______ofcoal.
