The twins are so alike that its almost___ (possible)to tell them apart.
impossible
暂无解析
Ifyouhavedifficultylocatingaparticularbook，pleaseaskourlibrariansfor___(assist).
Thetwinsaresoalikethatitsalmost___(possible)totellthemapart.
要是没有你的支持，我们就完不成那项任务了。翻译
Nowthatyouknowallthefacts，youcanmakeaninformed___(choose).
Thegoalofthecourseisto___(rich)ourunderstandingofothercultures.
