1,6,30,( ),360
A.80
B.90
C.120
D.140
参考答案:C
解析: 1×6=6,6×5=30,30×4=120,120×3=360,即未知项为120。故选C。
Don't _____me. What I really mean is that he is smart and can deal with each situation well. [ ]
A. believe
B. refuse
C. misunderstand
D. disappoint
病毒要表现出生命活动,必须在( )
A.空气中
B.土壤里
C.水中
D.其他生物的细胞里