图中,电阻箱的示数是______ 欧.
千位上对应的数字是5,即为5000Ω,同理百位上是600Ω,十位上是20Ω,个位上是8Ω,相加即为电阻箱的示数:5628Ω.
故答案为:
癌细胞形成的根本原因是[ ]
A.物理致癌因子的刺激
B.化学致癌因子的刺激
C.病毒致癌因子的刺激
D.细胞内原癌基因的激活
下列每句的画线部分中有一处错误,找出并改正
1. Don't worry. I'll show you where is the hospital. _________
A B C
2. Can you tell me how does Li Lei work out this problem? _________
3. Do you know how far is it from Wuhan to Beijing? _________
4. Do you think will there be an English film tomorrow evening? _________
5. I don't know if it rains tomorrow. If it rains, I will not go fishing. __________