Hefound_______difficulttostudymaths.
A、itA
暂无解析
Thevolleyballmatchwastelevised________onCCTV.
Scientistsdoubtwhetherit’s________toregulateone’sbiologicalclockbydrinking.
Asforfamilyeducation,parentsareencouragedtorelyon________ratherthanpunishment.
________inthought,healmostranintothecarinfrontofhim.
Heshookhandswiththevisitors________astoconveyhisapology.