问题补充:
单选题Theprofessorhaswrittenanotherbook____ofgreatimportancetocomputerscience.A.which I think it isB.and I think isC.which I think isD.when I think is
答案:
C解析I think是插入语。A
时间:2018-11-13 02:01:59
单选题Theprofessorhaswrittenanotherbook____ofgreatimportancetocomputerscience.A.which I think it isB.and I think isC.which I think isD.when I think is
C解析I think是插入语。A