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I'm new at school, but I have     good friends here. A. much B. no C. many D. a lot

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Im=πI  Im= √2I  Ie= √2Im  Im=√2/2I  
Im=πI  Im=2I  Ie=2Im  Im=2I  
i= 0.637Im  i= 0.707Im  i=Im/√3  i= 0.5Im  
Fine. She seems to have made some new friends in no time.  She likes it so much that she' 11 soon be reluctant to leave the school.  Though she likes the new school, she loves her old school much stronger.  Well, I' m afraid I don' t know exactly.  
i= Im sin ω t  i= Im sin(ω t+90°)  i= Im sin(ω t-90°)  i= Im sin(ω t+180°).  
Im=√3I;  Im=√2I;  Im=0.707I;  Im=1.57I  
Im=√2I  Im=√2I/2  Im=I  
I=21/2Im  I=21/2Im/2  I=2Im  I=Im/2  
Im=√ 2I;  Im=√2I/ 2;  Im=I;  Im=√ 3I。  
Im=√2I;  Im=√2I/2;  Im=I。  
i=Im sin(ω t+180°)  i=Im sin(ω t-180°)  i=Im sin(ω t+90°)  i=Im sin(ω t-90°)  
内照射指数IM≤1.0,外照射指数Iγ≤1.0  内照射指数IM≤1.0,外照射指数Iγ≤1.2  内照射指数IM≤1.2,外照射指数Iγ≤1.2  内照射指数IM≤1.2,外照射指数Iγ≤1.3  
i=Im sin(ω t+180°)  i=Im sin(ω t-180°)  i=Im sin(ω t+90°)  i=Im sin(ω t-90°)  
Im=πI  Im=I  Ie=Im  Im=I  
Im= √2I  Im= √2I /2  Im=I  
Im = 2I  Im = 2I/2  Im =I  Im = 3I。  
Im=√ 2I  Im=√ 2I/2  Im=I  
Im=√2I  Im=√2I/2  Im=I  Im=√3I  

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