通常,第二胎才发生新生儿溶血病的血型不合是()
A.ABO血型不合
B.Rh血型不合
C.MN血型不合
D.Kidd血型不合
E.Diego血型不合
参考答案:B
He didn’t listen to the teacher carefully in class. ______, he couldn’t pass the exam.
A.Even though
B.As a result
C.Instead
D.In order to
汽油机电控燃油喷射系统有那些优点?