Roundthecornerwasabuilding_____windowswereallbroken.
A、withitsB
暂无解析
We______togotothesupermarketbecausewehadplentyoffood.
Whentheshiplostitsenginepower,thecrewfoundthemselvesatthe_________ofthewind.
Ifyouhavedifficultylocatingaparticularbook，pleaseaskourlibrariansfor___(assist).
Somedoctorsclaimthatavegetabledietissuperior_________ameatdiet.
Therediscoveryofthisspeciesofbirdsisoneofthemost___(ordinary)scientificfindingsinrecentyears.
